diff --git a/erpnext/accounts/doctype/account/account.js b/erpnext/accounts/doctype/account/account.js
index 703397e..44c2ca4 100644
--- a/erpnext/accounts/doctype/account/account.js
+++ b/erpnext/accounts/doctype/account/account.js
@@ -1,7 +1,7 @@
 // Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
 // License: GNU General Public License v3. See license.txt
 
-cur_frm.list_route = "Accounts Browser/Account";
+cur_frm.list_route = "Tree/Account";
 
 cur_frm.cscript.refresh = function(doc, cdt, cdn) {
 	if(doc.__islocal) {
@@ -48,7 +48,7 @@
 
 cur_frm.cscript.add_toolbar_buttons = function(doc) {
 	cur_frm.add_custom_button(__('Chart of Accounts'),
-		function() { frappe.set_route("Accounts Browser", "Account"); }, __("View"))
+		function() { frappe.set_route("Tree", "Account"); }, __("View"))
 
 	if (doc.is_group == 1) {
 		cur_frm.add_custom_button(__('Group to Non-Group'),
diff --git a/erpnext/accounts/doctype/account/account.py b/erpnext/accounts/doctype/account/account.py
index 718ba31..918917c 100644
--- a/erpnext/accounts/doctype/account/account.py
+++ b/erpnext/accounts/doctype/account/account.py
@@ -179,9 +179,12 @@
 			self.warehouse = None
 
 	def validate_warehouse(self, warehouse):
-		if frappe.db.get_value("Stock Ledger Entry", {"warehouse": warehouse}):
+		lft, rgt = frappe.db.get_value("Warehouse", warehouse, ["lft", "rgt"])
+		
+		if frappe.db.sql_list("""select sle.name from `tabStock Ledger Entry` sle where exists (select wh.name from
+			tabWarehouse wh where lft >= %s and rgt <= %s and sle.warehouse = wh.name)""", (lft, rgt)):
 			throw(_("Stock entries exist against warehouse {0}, hence you cannot re-assign or modify Warehouse").format(warehouse))
-
+		
 	def update_nsm_model(self):
 		"""update lft, rgt indices for nested set model"""
 		import frappe
diff --git a/erpnext/accounts/doctype/account/account_tree.js b/erpnext/accounts/doctype/account/account_tree.js
new file mode 100644
index 0000000..3252788
--- /dev/null
+++ b/erpnext/accounts/doctype/account/account_tree.js
@@ -0,0 +1,52 @@
+frappe.treeview_settings["Account"] = {
+	breadcrumbs: "Accounts",
+	title: __("Chart Of Accounts"),
+	get_tree_root: false,
+	filters: [{
+		fieldname: "company",
+		fieldtype:"Select",
+		options: $.map(locals[':Company'], function(c) { return c.name; }).sort(),
+		label: __("Company"),
+		default: frappe.defaults.get_default('company') ? frappe.defaults.get_default('company'): ""
+	}],
+	root_label: "Accounts",
+	get_tree_nodes: 'erpnext.accounts.utils.get_children',
+	add_tree_node: 'erpnext.accounts.utils.add_ac',
+	menu_items:[
+		{
+			label: __('New Company'),
+			action: function() { newdoc('Company'); },
+			condition: 'frappe.boot.user.can_create.indexOf("Company") === -1'
+		}
+	],
+	fields: [
+		{fieldtype:'Data', fieldname:'account_name', label:__('New Account Name'), reqd:true,
+			description: __("Name of new Account. Note: Please don't create accounts for Customers and Suppliers")},
+		{fieldtype:'Check', fieldname:'is_group', label:__('Is Group'),
+			description: __('Further accounts can be made under Groups, but entries can be made against non-Groups')},
+		{fieldtype:'Select', fieldname:'root_type', label:__('Root Type'),
+			options: ['Asset', 'Liability', 'Equity', 'Income', 'Expense'].join('\n')},
+		{fieldtype:'Select', fieldname:'account_type', label:__('Account Type'),
+			options: ['', 'Bank', 'Cash', 'Warehouse', 'Tax', 'Chargeable'].join('\n'),
+			description: __("Optional. This setting will be used to filter in various transactions."),
+			depends_on: 'eval:doc.is_group==1'},
+		{fieldtype:'Float', fieldname:'tax_rate', label:__('Tax Rate'),
+			depends_on: 'eval:doc.is_group==1&&doc.account_type=="Tax"'},
+		{fieldtype:'Link', fieldname:'warehouse', label:__('Warehouse'), options:"Warehouse",
+			depends_on: 'eval:(doc.is_group==1&&doc.account_type=="Warehouse")'},
+		{fieldtype:'Link', fieldname:'account_currency', label:__('Currency'), options:"Currency",
+			description: __("Optional. Sets company's default currency, if not specified.")}
+	],
+	onrender: function(node) {
+		var dr_or_cr = node.data.balance < 0 ? "Cr" : "Dr";
+		if (node.data && node.data.balance!==undefined) {
+			$('<span class="balance-area pull-right text-muted small">'
+				+ (node.data.balance_in_account_currency ?
+					(format_currency(Math.abs(node.data.balance_in_account_currency),
+						node.data.account_currency) + " / ") : "")
+				+ format_currency(Math.abs(node.data.balance), node.data.company_currency)
+				+ " " + dr_or_cr
+				+ '</span>').insertBefore(node.$ul);
+		}
+	}
+}
\ No newline at end of file
diff --git a/erpnext/accounts/doctype/cost_center/cost_center.js b/erpnext/accounts/doctype/cost_center/cost_center.js
index 85a6052..a541901 100644
--- a/erpnext/accounts/doctype/cost_center/cost_center.js
+++ b/erpnext/accounts/doctype/cost_center/cost_center.js
@@ -3,7 +3,7 @@
 
 frappe.provide("erpnext.accounts");
 
-cur_frm.list_route = "Accounts Browser/Cost Center";
+cur_frm.list_route = "Tree/Cost Center";
 
 
 frappe.ui.form.on('Cost Center', {
@@ -34,7 +34,7 @@
 	cur_frm.set_intro(intro_txt);
 
 	cur_frm.add_custom_button(__('Chart of Cost Centers'),
-		function() { frappe.set_route("Accounts Browser", "Cost Center"); }, __("View"))
+		function() { frappe.set_route("Tree", "Cost Center"); }, __("View"))
 }
 
 cur_frm.cscript.parent_cost_center = function(doc, cdt, cdn) {
diff --git a/erpnext/accounts/doctype/cost_center/cost_center_tree.js b/erpnext/accounts/doctype/cost_center/cost_center_tree.js
new file mode 100644
index 0000000..ac82f23
--- /dev/null
+++ b/erpnext/accounts/doctype/cost_center/cost_center_tree.js
@@ -0,0 +1,26 @@
+frappe.treeview_settings["Cost Center"] = {
+	breadcrumbs: "Accounts",
+	get_tree_root: false,
+	filters: [{
+		fieldname: "company",
+		fieldtype:"Select",
+		options: $.map(locals[':Company'], function(c) { return c.name; }).sort(),
+		label: __("Company"),
+		default: frappe.defaults.get_default('company') ? frappe.defaults.get_default('company'): ""
+	}],
+	root_label: "Cost Centers",
+	get_tree_nodes: 'erpnext.accounts.utils.get_children',
+	add_tree_node: 'erpnext.accounts.utils.add_cc',
+	menu_items:[
+		{
+			label: __('New Company'),
+			action: function() { newdoc('Company'); },
+			condition: 'frappe.boot.user.can_create.indexOf("Company") === -1'
+		}
+	],
+	fields:[
+		{fieldtype:'Data', fieldname:'cost_center_name', label:__('New Cost Center Name'), reqd:true},
+		{fieldtype:'Check', fieldname:'is_group', label:__('Is Group'),
+			description:__('Further cost centers can be made under Groups but entries can be made against non-Groups')}
+	]
+}
\ No newline at end of file
diff --git a/erpnext/accounts/page/accounts_browser/README.md b/erpnext/accounts/page/accounts_browser/README.md
deleted file mode 100644
index b879561..0000000
--- a/erpnext/accounts/page/accounts_browser/README.md
+++ /dev/null
@@ -1 +0,0 @@
-Tree view browser for Chart of Accounts and Chart of Cost Centers
\ No newline at end of file
diff --git a/erpnext/accounts/page/accounts_browser/__init__.py b/erpnext/accounts/page/accounts_browser/__init__.py
deleted file mode 100644
index baffc48..0000000
--- a/erpnext/accounts/page/accounts_browser/__init__.py
+++ /dev/null
@@ -1 +0,0 @@
-from __future__ import unicode_literals
diff --git a/erpnext/accounts/page/accounts_browser/accounts_browser.js b/erpnext/accounts/page/accounts_browser/accounts_browser.js
deleted file mode 100644
index ec906f8..0000000
--- a/erpnext/accounts/page/accounts_browser/accounts_browser.js
+++ /dev/null
@@ -1,334 +0,0 @@
-// Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
-// License: GNU General Public License v3. See license.txt
-
-// tree of chart of accounts / cost centers
-// multiple companies
-// add node
-// edit node
-// see ledger
-
-frappe.pages["Accounts Browser"].on_page_load  = function(wrapper){
-	frappe.ui.make_app_page({
-		parent: wrapper,
-		single_column: true
-	})
-
-	frappe.breadcrumbs.add("Accounts");
-
-	var main = wrapper.page.main,
-		chart_area = $("<div>")
-			.css({"margin-bottom": "15px", "min-height": "200px"})
-			.appendTo(main),
-		help_area = $('<hr><div style="padding: 0px 15px;">'+
-		'<h4>'+__('Quick Help')+'</h4>'+
-		'<ol>'+
-			'<li>'+__('To add child nodes, explore tree and click on the node under which you want to add more nodes.')+'</li>'+
-			'<li>'+
-			      __('Accounting Entries can be made against leaf nodes. Entries against Groups are not allowed.')+
-		    '</li>'+
-			'<li>'+__('Please do NOT create Accounts for Customers and Suppliers. They are created directly from the Customer / Supplier masters.')+'</li>'+
-			'<li>'+
-			     '<b>'+__('To create a Bank Account')+'</b>: '+
-			      __('Go to the appropriate group (usually Application of Funds > Current Assets > Bank Accounts and create a new Account (by clicking on Add Child) of type "Bank"')+
-			'</li>'+
-			'<li>'+
-			      '<b>'+__('To create a Tax Account') +'</b>: '+
-			      __('Go to the appropriate group (usually Source of Funds > Current Liabilities > Taxes and Duties and create a new Account (by clicking on Add Child) of type "Tax" and do mention the Tax rate.')+
-			'</li>'+
-		'</ol>'+
-		'<p>'+__('Please setup your chart of accounts before you start Accounting Entries')+'</p></div>').appendTo(main);
-
-	if (frappe.boot.user.can_create.indexOf("Company") !== -1) {
-		wrapper.page.add_menu_item(__('New Company'), function() { newdoc('Company'); }, true);
-	}
-
-	wrapper.page.add_menu_item(__('Refresh'), function() {
-			wrapper.$company_select.change();
-		});
-
-	wrapper.page.set_primary_action(__('New'), function() {
-		erpnext.account_chart && erpnext.account_chart.make_new();
-	}, "octicon octicon-plus");
-
-	var company_list = $.map(locals[':Company'], function(c) { return c.name; }).sort();
-
-	// company-select
-	wrapper.$company_select = wrapper.page.add_select("Company", company_list)
-		.change(function() {
-			var ctype = frappe.get_route()[1] || 'Account';
-			erpnext.account_chart = new erpnext.AccountsChart(ctype, $(this).val(),
-				chart_area.get(0), wrapper.page);
-		})
-
-	if(frappe.defaults.get_default('company')) {
-		wrapper.$company_select.val(frappe.defaults.get_default('company'));
-	}
-	wrapper.$company_select.change();
-}
-
-frappe.pages["Accounts Browser"].on_page_show = function(wrapper){
-	// set route
-	var ctype = frappe.get_route()[1] || 'Account';
-
-	if(frappe.route_options) {
-		if(frappe.route_options.company) {
-			wrapper.$company_select.val(frappe.route_options.company).change();
-		}
-		frappe.route_options = null;
-	} else if(erpnext.account_chart && erpnext.account_chart.ctype != ctype) {
-		wrapper.$company_select.change();
-	}
-
-}
-
-erpnext.AccountsChart = Class.extend({
-	init: function(ctype, company, wrapper, page) {
-		$(wrapper).empty();
-		var me = this;
-		me.ctype = ctype;
-		me.can_create = frappe.model.can_create(this.ctype);
-		me.can_delete = frappe.model.can_delete(this.ctype);
-		me.can_write = frappe.model.can_write(this.ctype);
-		me.page = page;
-		me.set_title();
-
-		// __("Accounts"), __("Cost Centers")
-
-		me.company = company;
-		this.tree = new frappe.ui.Tree({
-			parent: $(wrapper),
-			label: ctype==="Account" ? "Accounts" : "Cost Centers",
-			args: {ctype: ctype, comp: company},
-			method: 'erpnext.accounts.page.accounts_browser.accounts_browser.get_children',
-			click: function(link) {
-				// bold
-				$('.bold').removeClass('bold'); // deselect
-				$(link).parent().find('.balance-area:first').addClass('bold'); // select
-
-			},
-			toolbar: [
-				{ toggle_btn: true },
-				{
-					label: __("Open"),
-					condition: function(node) { return !node.root },
-					click: function(node, btn) {
-						 frappe.set_route("Form", me.ctype, node.label);
-					}
-				},
-				{
-					condition: function(node) { return node.expandable; },
-					label: __("Add Child"),
-					click: function() {
-						me.make_new()
-					},
-					btnClass: "hidden-xs"
-				},
-				{
-					condition: function(node) {
-						return !node.root && me.ctype === 'Account'
-							&& frappe.boot.user.can_read.indexOf("GL Entry") !== -1
-					},
-					label: __("View Ledger"),
-					click: function(node, btn) {
-						frappe.route_options = {
-							"account": node.label,
-							"from_date": sys_defaults.year_start_date,
-							"to_date": sys_defaults.year_end_date,
-							"company": me.company
-						};
-						frappe.set_route("query-report", "General Ledger");
-					},
-					btnClass: "hidden-xs"
-				},
-				{
-					condition: function(node) { return !node.root && me.can_write },
-					label: __("Rename"),
-					click: function(node) {
-						frappe.model.rename_doc(me.ctype, node.label, function(new_name) {
-							node.reload_parent();
-						});
-					},
-					btnClass: "hidden-xs"
-				},
-				{
-					condition: function(node) { return !node.root && me.can_delete },
-					label: __("Delete"),
-					click: function(node) {
-						frappe.model.delete_doc(me.ctype, node.label, function() {
-							node.parent.remove();
-						});
-					},
-					btnClass: "hidden-xs"
-				}
-			],
-			onrender: function(node) {
-				var dr_or_cr = node.data.balance < 0 ? "Cr" : "Dr";
-				if (me.ctype == 'Account' && node.data && node.data.balance!==undefined) {
-					$('<span class="balance-area pull-right text-muted small">'
-						+ (node.data.balance_in_account_currency ?
-							(format_currency(Math.abs(node.data.balance_in_account_currency),
-								node.data.account_currency) + " / ") : "")
-						+ format_currency(Math.abs(node.data.balance), node.data.company_currency)
-						+ " " + dr_or_cr
-						+ '</span>').insertBefore(node.$ul);
-				}
-			}
-		});
-	},
-	set_title: function(val) {
-		var chart_str = this.ctype=="Account" ? __("Chart of Accounts") : __("Chart of Cost Centers");
-		if(val) {
-			this.page.set_title(chart_str + " - " + cstr(val));
-		} else {
-			this.page.set_title(chart_str);
-		}
-	},
-
-	make_new: function() {
-		if(this.ctype=='Account') {
-			this.new_account();
-		} else {
-			this.new_cost_center();
-		}
-	},
-
-	new_account: function() {
-		var me = this;
-
-		var node = me.tree.get_selected_node();
-
-		if(!(node && node.expandable)) {
-			frappe.msgprint(__("Select a group node first."));
-			return;
-		}
-
-		// the dialog
-		var d = new frappe.ui.Dialog({
-			title:__('New Account'),
-			fields: [
-				{fieldtype:'Data', fieldname:'account_name', label:__('New Account Name'), reqd:true,
-					description: __("Name of new Account. Note: Please don't create accounts for Customers and Suppliers")},
-				{fieldtype:'Check', fieldname:'is_group', label:__('Is Group'),
-					description: __('Further accounts can be made under Groups, but entries can be made against non-Groups')},
-				{fieldtype:'Select', fieldname:'root_type', label:__('Root Type'),
-					options: ['Asset', 'Liability', 'Equity', 'Income', 'Expense'].join('\n'),
-				},
-				{fieldtype:'Select', fieldname:'account_type', label:__('Account Type'),
-					options: ['', 'Bank', 'Cash', 'Warehouse', 'Tax', 'Chargeable'].join('\n'),
-					description: __("Optional. This setting will be used to filter in various transactions.") },
-				{fieldtype:'Float', fieldname:'tax_rate', label:__('Tax Rate')},
-				{fieldtype:'Link', fieldname:'warehouse', label:__('Warehouse'), options:"Warehouse"},
-				{fieldtype:'Link', fieldname:'account_currency', label:__('Currency'), options:"Currency",
-					description: __("Optional. Sets company's default currency, if not specified.")}
-			]
-		})
-
-		var fd = d.fields_dict;
-
-		// account type if ledger
-		$(fd.is_group.input).change(function() {
-			if($(this).prop("checked")) {
-				$(fd.account_type.wrapper).toggle(false);
-				$(fd.tax_rate.wrapper).toggle(false);
-				$(fd.warehouse.wrapper).toggle(false);
-			} else {
-				$(fd.account_type.wrapper).toggle(node.root ? false : true);
-				fd.account_type.$input.trigger("change");
-			}
-		});
-
-		// tax rate if tax
-		$(fd.account_type.input).change(function() {
-			$(fd.tax_rate.wrapper).toggle(fd.account_type.get_value()==='Tax');
-			$(fd.warehouse.wrapper).toggle(fd.account_type.get_value()==='Warehouse');
-		})
-
-		// create
-		d.set_primary_action(__("Create New"), function() {
-			var btn = this;
-			var v = d.get_values();
-			if(!v) return;
-
-			if(v.account_type==="Warehouse" && !v.warehouse) {
-				msgprint(__("Warehouse is required"));
-				return;
-			}
-
-			var node = me.tree.get_selected_node();
-			v.parent_account = node.label;
-			v.company = me.company;
-
-			if(node.root) {
-				v.is_root = 1;
-				v.parent_account = null;
-			} else {
-				v.is_root = 0;
-				v.root_type = null;
-			}
-
-			return frappe.call({
-				args: v,
-				method: 'erpnext.accounts.utils.add_ac',
-				callback: function(r) {
-					d.hide();
-					if(node.expanded) {
-						node.toggle_node();
-					}
-					node.load();
-				}
-			});
-		});
-
-		// show
-		d.on_page_show = function() {
-			$(fd.is_group.input).change();
-			$(fd.account_type.input).change();
-		}
-
-		$(fd.is_group.input).prop("checked", false).change();
-		
-		// In case of root, show root type and hide account_type, is_group
-		$(fd.root_type.wrapper).toggle(node.root);
-		$(fd.is_group.wrapper).toggle(!node.root);
-		
-		d.show();
-	},
-
-	new_cost_center: function(){
-		var me = this;
-		// the dialog
-		var d = new frappe.ui.Dialog({
-			title:__('New Cost Center'),
-			fields: [
-				{fieldtype:'Data', fieldname:'cost_center_name', label:__('New Cost Center Name'), reqd:true},
-				{fieldtype:'Check', fieldname:'is_group', label:__('Is Group'),
-					description:__('Further cost centers can be made under Groups but entries can be made against non-Groups')},
-				{fieldtype:'Button', fieldname:'create_new', label:__('Create New') }
-			]
-		});
-
-		// create
-		$(d.fields_dict.create_new.input).click(function() {
-			var v = d.get_values();
-			if(!v) return;
-
-			var node = me.tree.get_selected_node();
-
-			v.parent_cost_center = node.label;
-			v.company = me.company;
-
-			return frappe.call({
-				args: v,
-				method: 'erpnext.accounts.utils.add_cc',
-				callback: function(r) {
-					d.hide();
-					if(node.expanded) {
-						node.toggle_node();
-					}
-					node.load();
-				}
-			});
-		});
-		d.show();
-	}
-});
diff --git a/erpnext/accounts/page/accounts_browser/accounts_browser.json b/erpnext/accounts/page/accounts_browser/accounts_browser.json
deleted file mode 100644
index f0fe2e8..0000000
--- a/erpnext/accounts/page/accounts_browser/accounts_browser.json
+++ /dev/null
@@ -1,22 +0,0 @@
-{
- "creation": "2012-06-14 15:07:28.000000",
- "docstatus": 0,
- "doctype": "Page",
- "icon": "icon-sitemap",
- "idx": 1,
- "modified": "2013-07-11 14:39:42.000000",
- "modified_by": "Administrator",
- "module": "Accounts",
- "name": "accounts-browser",
- "owner": "Administrator",
- "page_name": "Accounts Browser",
- "roles": [
-  {
-   "role": "Accounts User"
-  },
-  {
-   "role": "Accounts Manager"
-  }
- ],
- "standard": "Yes"
-}
diff --git a/erpnext/accounts/page/accounts_browser/accounts_browser.py b/erpnext/accounts/page/accounts_browser/accounts_browser.py
deleted file mode 100644
index d96b213..0000000
--- a/erpnext/accounts/page/accounts_browser/accounts_browser.py
+++ /dev/null
@@ -1,57 +0,0 @@
-# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
-# License: GNU General Public License v3. See license.txt
-
-from __future__ import unicode_literals
-import frappe
-import frappe.defaults
-from frappe.utils import flt
-from erpnext.accounts.utils import get_balance_on
-from erpnext.accounts.report.financial_statements import sort_root_accounts
-
-@frappe.whitelist()
-def get_companies():
-	"""get a list of companies based on permission"""
-	return [d.name for d in frappe.get_list("Company", fields=["name"],
-		order_by="name")]
-
-@frappe.whitelist()
-def get_children():
-	args = frappe.local.form_dict
-	ctype, company = args['ctype'], args['comp']
-	fieldname = frappe.db.escape(ctype.lower().replace(' ','_'))
-	doctype = frappe.db.escape(ctype)
-
-	# root
-	if args['parent'] in ("Accounts", "Cost Centers"):
-		fields = ", root_type, report_type, account_currency" if ctype=="Account" else ""
-		acc = frappe.db.sql(""" select
-			name as value, is_group as expandable {fields}
-			from `tab{doctype}`
-			where ifnull(`parent_{fieldname}`,'') = ''
-			and `company` = %s	and docstatus<2
-			order by name""".format(fields=fields, fieldname = fieldname, doctype=doctype),
-				company, as_dict=1)
-
-		if args["parent"]=="Accounts":
-			sort_root_accounts(acc)
-	else:
-		# other
-		fields = ", account_currency" if ctype=="Account" else ""
-		acc = frappe.db.sql("""select
-			name as value, is_group as expandable, parent_{fieldname} as parent {fields}
-	 		from `tab{doctype}`
-			where ifnull(`parent_{fieldname}`,'') = %s
-			and docstatus<2
-			order by name""".format(fields=fields, fieldname=fieldname, doctype=doctype),
-				args['parent'], as_dict=1)
-
-	if ctype == 'Account':
-		company_currency = frappe.db.get_value("Company", company, "default_currency")
-		for each in acc:
-			each["company_currency"] = company_currency
-			each["balance"] = flt(get_balance_on(each.get("value"), in_account_currency=False))
-
-			if each.account_currency != company_currency:
-				each["balance_in_account_currency"] = flt(get_balance_on(each.get("value")))
-
-	return acc
diff --git a/erpnext/accounts/utils.py b/erpnext/accounts/utils.py
index 27f1394..fbead26 100644
--- a/erpnext/accounts/utils.py
+++ b/erpnext/accounts/utils.py
@@ -10,6 +10,8 @@
 
 # imported to enable erpnext.accounts.utils.get_account_currency
 from erpnext.accounts.doctype.account.account import get_account_currency
+import frappe.defaults
+from erpnext.accounts.report.financial_statements import sort_root_accounts
 
 class FiscalYearError(frappe.ValidationError): pass
 
@@ -127,7 +129,7 @@
 	if not args:
 		args = frappe.local.form_dict
 		args.pop("cmd")
-
+	
 	ac = frappe.new_doc("Account")
 
 	if args.get("ignore_permissions"):
@@ -135,6 +137,10 @@
 		args.pop("ignore_permissions")
 
 	ac.update(args)
+
+	if not ac.parent_account:
+		ac.parent_account = args.get("parent")
+	
 	ac.old_parent = ""
 	ac.freeze_account = "No"
 	if cint(ac.get("is_root")):
@@ -153,6 +159,10 @@
 
 	cc = frappe.new_doc("Cost Center")
 	cc.update(args)
+
+	if not cc.parent_cost_center:
+		cc.parent_cost_center = args.get("parent")
+
 	cc.old_parent = ""
 	cc.insert()
 	return cc.name
@@ -428,3 +438,51 @@
 		"account_currency": account_currency or frappe.defaults.get_defaults().currency,
 		"company": company or frappe.defaults.get_defaults().company
 	}, "name")
+
+@frappe.whitelist()
+def get_companies():
+	"""get a list of companies based on permission"""
+	return [d.name for d in frappe.get_list("Company", fields=["name"],
+		order_by="name")]
+
+@frappe.whitelist()
+def get_children():
+	args = frappe.local.form_dict
+	doctype, company = args['doctype'], args['company']
+	fieldname = frappe.db.escape(doctype.lower().replace(' ','_'))
+	doctype = frappe.db.escape(doctype)
+
+	# root
+	if args['parent'] in ("Accounts", "Cost Centers"):
+		fields = ", root_type, report_type, account_currency" if doctype=="Account" else ""
+		acc = frappe.db.sql(""" select
+			name as value, is_group as expandable {fields}
+			from `tab{doctype}`
+			where ifnull(`parent_{fieldname}`,'') = ''
+			and `company` = %s	and docstatus<2
+			order by name""".format(fields=fields, fieldname = fieldname, doctype=doctype),
+				company, as_dict=1)
+
+		if args["parent"]=="Accounts":
+			sort_root_accounts(acc)
+	else:
+		# other
+		fields = ", account_currency" if doctype=="Account" else ""
+		acc = frappe.db.sql("""select
+			name as value, is_group as expandable, parent_{fieldname} as parent {fields}
+			from `tab{doctype}`
+			where ifnull(`parent_{fieldname}`,'') = %s
+			and docstatus<2
+			order by name""".format(fields=fields, fieldname=fieldname, doctype=doctype),
+				args['parent'], as_dict=1)
+
+	if doctype == 'Account':
+		company_currency = frappe.db.get_value("Company", company, "default_currency")
+		for each in acc:
+			each["company_currency"] = company_currency
+			each["balance"] = flt(get_balance_on(each.get("value"), in_account_currency=False))
+
+			if each.account_currency != company_currency:
+				each["balance_in_account_currency"] = flt(get_balance_on(each.get("value")))
+
+	return acc
diff --git a/erpnext/config/accounts.py b/erpnext/config/accounts.py
index e11544a..b6b1480 100644
--- a/erpnext/config/accounts.py
+++ b/erpnext/config/accounts.py
@@ -51,10 +51,10 @@
 				},
 				{
 					"type": "page",
-					"name": "Accounts Browser",
+					"name": "Tree",
 					"icon": "icon-sitemap",
 					"label": _("Chart of Accounts"),
-					"route": "Accounts Browser/Account",
+					"route": "Tree/Account",
 					"description": _("Tree of financial accounts."),
 					"doctype": "Account",
 				},
@@ -193,10 +193,10 @@
 			"items": [
 				{
 					"type": "page",
-					"name": "Accounts Browser",
+					"name": "Tree",
 					"icon": "icon-sitemap",
 					"label": _("Chart of Cost Centers"),
-					"route": "Accounts Browser/Cost Center",
+					"route": "Tree/Cost Center",
 					"description": _("Tree of financial Cost Centers."),
 					"doctype": "Cost Center",
 				},
diff --git a/erpnext/config/buying.py b/erpnext/config/buying.py
index 0dc51f6..b423ee9 100644
--- a/erpnext/config/buying.py
+++ b/erpnext/config/buying.py
@@ -97,10 +97,10 @@
 				},
 				{
 					"type": "page",
-					"name": "Sales Browser",
+					"name": "Tree",
 					"icon": "icon-sitemap",
 					"label": _("Item Group"),
-					"link": "Sales Browser/Item Group",
+					"link": "Tree/Item Group",
 					"description": _("Tree of Item Groups."),
 					"doctype": "Item Group",
 				},
diff --git a/erpnext/config/crm.py b/erpnext/config/crm.py
index dfefb75..52958e3 100644
--- a/erpnext/config/crm.py
+++ b/erpnext/config/crm.py
@@ -92,27 +92,27 @@
 				{
 					"type": "page",
 					"label": _("Customer Group"),
-					"name": "Sales Browser",
+					"name": "Tree",
 					"icon": "icon-sitemap",
-					"link": "Sales Browser/Customer Group",
+					"link": "Tree/Customer Group",
 					"description": _("Manage Customer Group Tree."),
 					"doctype": "Customer Group",
 				},
 				{
 					"type": "page",
 					"label": _("Territory"),
-					"name": "Sales Browser",
+					"name": "Tree",
 					"icon": "icon-sitemap",
-					"link": "Sales Browser/Territory",
+					"link": "Tree/Territory",
 					"description": _("Manage Territory Tree."),
 					"doctype": "Territory",
 				},
 				{
 					"type": "page",
 					"label": _("Sales Person"),
-					"name": "Sales Browser",
+					"name": "Tree",
 					"icon": "icon-sitemap",
-					"link": "Sales Browser/Sales Person",
+					"link": "Tree/Sales Person",
 					"description": _("Manage Sales Person Tree."),
 					"doctype": "Sales Person",
 				},
diff --git a/erpnext/config/selling.py b/erpnext/config/selling.py
index 771a0d7..1a725e2 100644
--- a/erpnext/config/selling.py
+++ b/erpnext/config/selling.py
@@ -30,9 +30,9 @@
 				{
 					"type": "page",
 					"label": _("Customer Group"),
-					"name": "Sales Browser",
+					"name": "Tree",
 					"icon": "icon-sitemap",
-					"link": "Sales Browser/Customer Group",
+					"link": "Tree/Customer Group",
 					"description": _("Manage Customer Group Tree."),
 					"doctype": "Customer Group",
 				},
@@ -69,10 +69,10 @@
 				},
 				{
 					"type": "page",
-					"name": "Sales Browser",
+					"name": "Tree",
 					"icon": "icon-sitemap",
 					"label": _("Item Group"),
-					"link": "Sales Browser/Item Group",
+					"link": "Tree/Item Group",
 					"description": _("Tree of Item Groups."),
 					"doctype": "Item Group",
 				},
@@ -101,9 +101,9 @@
 				{
 					"type": "page",
 					"label": _("Territory"),
-					"name": "Sales Browser",
+					"name": "Tree",
 					"icon": "icon-sitemap",
-					"link": "Sales Browser/Territory",
+					"link": "Tree/Territory",
 					"description": _("Manage Territory Tree."),
 					"doctype": "Territory",
 				},
@@ -115,9 +115,9 @@
 				{
 					"type": "page",
 					"label": _("Sales Person"),
-					"name": "Sales Browser",
+					"name": "Tree",
 					"icon": "icon-sitemap",
-					"link": "Sales Browser/Sales Person",
+					"link": "Tree/Sales Person",
 					"description": _("Manage Sales Person Tree."),
 					"doctype": "Sales Person",
 				},
diff --git a/erpnext/config/stock.py b/erpnext/config/stock.py
index cf3a7ba..320d906 100644
--- a/erpnext/config/stock.py
+++ b/erpnext/config/stock.py
@@ -78,10 +78,10 @@
 				},
 				{
 					"type": "page",
-					"name": "Sales Browser",
+					"name": "Tree",
 					"icon": "icon-sitemap",
 					"label": _("Item Group"),
-					"link": "Sales Browser/Item Group",
+					"link": "Tree/Item Group",
 					"description": _("Tree of Item Groups."),
 					"doctype": "Item Group",
 				},
diff --git a/erpnext/controllers/stock_controller.py b/erpnext/controllers/stock_controller.py
index 1976cc6..1e685e5 100644
--- a/erpnext/controllers/stock_controller.py
+++ b/erpnext/controllers/stock_controller.py
@@ -321,6 +321,7 @@
 	warehouse_account = frappe._dict()
 
 	for d in frappe.db.sql("""select warehouse, name, account_currency from tabAccount
-		where account_type = 'Warehouse' and (warehouse is not null and warehouse != '')""", as_dict=1):
+		where account_type = 'Warehouse' and (warehouse is not null and warehouse != ''
+		and is_group != 1)""", as_dict=1):
 			warehouse_account.setdefault(d.warehouse, d)
 	return warehouse_account
diff --git a/erpnext/manufacturing/doctype/bom/bom.js b/erpnext/manufacturing/doctype/bom/bom.js
index 6f45ff2..de8ac94 100644
--- a/erpnext/manufacturing/doctype/bom/bom.js
+++ b/erpnext/manufacturing/doctype/bom/bom.js
@@ -24,7 +24,7 @@
 				frm.events.update_cost(frm);
 			});
 			frm.add_custom_button(__("Browse BOM"), function() {
-				frappe.set_route("bom-browser", frm.doc.name);
+				frappe.set_route("Tree", "BOM");
 			});
 		}
 
diff --git a/erpnext/manufacturing/doctype/bom/bom.py b/erpnext/manufacturing/doctype/bom/bom.py
index 6730141..287ee9b 100644
--- a/erpnext/manufacturing/doctype/bom/bom.py
+++ b/erpnext/manufacturing/doctype/bom/bom.py
@@ -438,3 +438,14 @@
 	if item and not (bom.item.lower() == item.lower() or \
 		bom.item.lower() == cstr(frappe.db.get_value("Item", item, "variant_of")).lower()):
 		frappe.throw(_("BOM {0} does not belong to Item {1}").format(bom_no, item))
+
+@frappe.whitelist()
+def get_children(parent=None):
+	if parent:
+		return frappe.db.sql("""select item_code,
+			bom_no as value, qty,
+			if(ifnull(bom_no, "")!="", 1, 0) as expandable
+			from `tabBOM Item`
+			where parent=%s
+			order by idx
+			""", parent, as_dict=True)
\ No newline at end of file
diff --git a/erpnext/manufacturing/doctype/bom/bom_tree.js b/erpnext/manufacturing/doctype/bom/bom_tree.js
new file mode 100644
index 0000000..0404360
--- /dev/null
+++ b/erpnext/manufacturing/doctype/bom/bom_tree.js
@@ -0,0 +1,35 @@
+frappe.treeview_settings["BOM"] = {
+	get_tree_nodes: 'erpnext.manufacturing.doctype.bom.bom.get_children',
+	filters: [
+		{
+			fieldname: "bom",
+			fieldtype:"Link",
+			options: "BOM",
+			label: __("BOM")
+		}
+	],
+	title: "BOM",
+	breadcrumb: "Manufacturing",
+	disable_add_node: true,
+	root_label: "bom", //fieldname from filters
+	get_label: function(node) {
+		if(node.data.qty) {
+			return node.data.qty + " x " + node.data.item_code;
+		} else {
+			return node.data.item_code || node.data.value;
+		}
+	},
+	toolbar: [
+		{toggle_btn: true},
+		{
+			label:__("Edit"),
+			condition: function(node) {
+				return node.expandable;
+			},
+			click: function(node) {
+				
+				frappe.set_route("Form", "BOM", node.data.value);
+			}
+		}
+	],
+}
\ No newline at end of file
diff --git a/erpnext/manufacturing/page/bom_browser/__init__.py b/erpnext/manufacturing/page/bom_browser/__init__.py
deleted file mode 100644
index e69de29..0000000
--- a/erpnext/manufacturing/page/bom_browser/__init__.py
+++ /dev/null
diff --git a/erpnext/manufacturing/page/bom_browser/bom_browser.js b/erpnext/manufacturing/page/bom_browser/bom_browser.js
deleted file mode 100644
index 3c13905..0000000
--- a/erpnext/manufacturing/page/bom_browser/bom_browser.js
+++ /dev/null
@@ -1,89 +0,0 @@
-// Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
-// License: GNU General Public License v3. See license.txt
-
-frappe.pages['bom-browser'].on_page_load = function(wrapper) {
-	var page = frappe.ui.make_app_page({
-		parent: wrapper,
-		title: 'BOM Browser',
-		single_column: true
-	});
-
-	page.main.css({
-		"min-height": "300px",
-		"padding-bottom": "25px"
-	});
-
-	page.tree_area = $('<div class="padding"><p class="text-muted">'+
-		__("Select BOM to start")
-		+'</p></div>').appendTo(page.main);
-
-	frappe.breadcrumbs.add(frappe.breadcrumbs.last_module || "Manufacturing");
-
-	var make_tree = function() {
-		erpnext.bom_tree = new erpnext.BOMTree(page.$bom_select.val(), page, page.tree_area);
-	}
-
-	page.$bom_select = wrapper.page.add_field({fieldname: "bom",
-		fieldtype:"Link", options: "BOM", label: __("BOM")}).$input
-		.change(function() {
-			make_tree();
-		});
-
-	page.set_secondary_action(__('Refresh'), function() {
-		make_tree();
-	});
-}
-
-
-frappe.pages['bom-browser'].on_page_show = function(wrapper){
-	// set from route
-	var bom = null;
-	if(frappe.get_route()[1]) {
-		var bom = frappe.get_route().splice(1).join("/");
-	}
-	if(frappe.route_options && frappe.route_options.bom) {
-		var bom = frappe.route_options.bom;
-	}
-	if(bom) {
-		wrapper.page.$bom_select.val(bom).trigger("change");
-	}
-};
-
-erpnext.BOMTree = Class.extend({
-	init: function(root, page, parent) {
-		$(parent).empty();
-		var me = this;
-		me.page = page;
-		me.bom = page.$bom_select.val();
-		me.can_read = frappe.model.can_read("BOM");
-		me.can_create = frappe.boot.user.can_create.indexOf("BOM") !== -1 ||
-					frappe.boot.user.in_create.indexOf("BOM") !== -1;
-		me.can_write = frappe.model.can_write("BOM");
-		me.can_delete = frappe.model.can_delete("BOM");
-		this.tree = new frappe.ui.Tree({
-			parent: $(parent),
-			label: me.bom,
-			args: {parent: me.bom},
-			method: 'erpnext.manufacturing.page.bom_browser.bom_browser.get_children',
-			toolbar: [
-				{toggle_btn: true},
-				{
-					label:__("Edit"),
-					condition: function(node) {
-						return node.expandable;
-					},
-					click: function(node) {
-						frappe.set_route("Form", "BOM", node.data.value);
-					}
-				}
-			],
-			get_label: function(node) {
-				if(node.data.qty) {
-					return node.data.qty + " x " + node.data.item_code;
-				} else {
-					return node.data.item_code || node.data.value;
-				}
-			}
-		});
-	}
-});
diff --git a/erpnext/manufacturing/page/bom_browser/bom_browser.json b/erpnext/manufacturing/page/bom_browser/bom_browser.json
deleted file mode 100644
index 5b75463..0000000
--- a/erpnext/manufacturing/page/bom_browser/bom_browser.json
+++ /dev/null
@@ -1,21 +0,0 @@
-{
- "content": null, 
- "creation": "2015-05-25 02:57:33.472044", 
- "docstatus": 0, 
- "doctype": "Page", 
- "modified": "2015-05-25 02:57:33.472044", 
- "modified_by": "Administrator", 
- "module": "Manufacturing", 
- "name": "bom-browser", 
- "owner": "Administrator", 
- "page_name": "bom-browser", 
- "roles": [
-  {
-   "role": "Manufacturing User"
-  }
- ], 
- "script": null, 
- "standard": "Yes", 
- "style": null, 
- "title": "BOM Browser"
-}
\ No newline at end of file
diff --git a/erpnext/manufacturing/page/bom_browser/bom_browser.py b/erpnext/manufacturing/page/bom_browser/bom_browser.py
deleted file mode 100644
index 8099389..0000000
--- a/erpnext/manufacturing/page/bom_browser/bom_browser.py
+++ /dev/null
@@ -1,15 +0,0 @@
-# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
-# License: GNU General Public License v3. See license.txt
-
-from __future__ import unicode_literals
-import frappe
-
-@frappe.whitelist()
-def get_children(parent):
-	return frappe.db.sql("""select item_code,
-		bom_no as value, qty,
-		if(ifnull(bom_no, "")!="", 1, 0) as expandable
-		from `tabBOM Item`
-		where parent=%s
-		order by idx
-		""", parent, as_dict=True)
diff --git a/erpnext/patches.txt b/erpnext/patches.txt
index 2493643..eda2c70 100644
--- a/erpnext/patches.txt
+++ b/erpnext/patches.txt
@@ -273,3 +273,4 @@
 erpnext.patches.v7_0.update_mins_to_first_response
 erpnext.patches.v6_20x.repost_valuation_rate_for_negative_inventory
 erpnext.patches.v7_0.re_route
+erpnext.patches.v7_0.create_warehouse_nestedset
diff --git a/erpnext/patches/v7_0/create_warehouse_nestedset.py b/erpnext/patches/v7_0/create_warehouse_nestedset.py
new file mode 100644
index 0000000..80dbf2e
--- /dev/null
+++ b/erpnext/patches/v7_0/create_warehouse_nestedset.py
@@ -0,0 +1,48 @@
+import frappe
+from frappe import _
+
+def execute():
+	frappe.reload_doc("stock", "doctype", "warehouse")
+	
+	for company in frappe.get_all("Company", fields=["name", "abbr"]):
+		if not frappe.db.get_value("Warehouse", "{0} - {1}".format(_("All Warehouses"), company.abbr)):
+			create_default_warehouse_group(company)
+		
+		for warehouse in frappe.get_all("Warehouse", filters={"company": company.name}, fields=["name", "create_account_under",
+			"parent_warehouse", "is_group"]):
+			set_parent_to_warehouses(warehouse, company)
+			set_parent_to_warehouse_acounts(warehouse, company)
+
+def set_parent_to_warehouses(warehouse, company):
+	warehouse = frappe.get_doc("Warehouse", warehouse.name)
+	warehouse.is_group = "Yes" if warehouse.is_group == "Yes" else "No"
+	
+	if not warehouse.parent_warehouse and warehouse.name != "{0} - {1}".format(_("All Warehouses"), company.abbr):
+		warehouse.parent_warehouse = "{0} - {1}".format(_("All Warehouses"), company.abbr)
+	
+	warehouse.save(ignore_permissions=True)
+
+def set_parent_to_warehouse_acounts(warehouse, company):
+	account = frappe.db.get_value("Account", {"warehouse": warehouse.name})
+	stock_group = frappe.db.get_value("Account", {"account_type": "Stock",
+		"is_group": 1, "company": company.name})
+
+	if account and account != "{0} - {1}".format(_("All Warehouses"), company.abbr):
+		account = frappe.get_doc("Account", account)
+		
+		if warehouse.create_account_under == stock_group or not warehouse.create_account_under:
+			if not warehouse.parent_warehouse:
+				account.parent_account = "{0} - {1}".format(_("All Warehouses"), company.abbr)
+			else:
+				account.parent_account = frappe.db.get_value("Account", warehouse.parent_warehouse)
+
+		account.save(ignore_permissions=True)
+
+def create_default_warehouse_group(company):
+	frappe.get_doc({
+		"doctype": "Warehouse",
+		"warehouse_name": _("All Warehouses"),
+		"is_group": "Yes",
+		"company": company.name,
+		"parent_warehouse": ""
+	}).insert(ignore_permissions=True)
\ No newline at end of file
diff --git a/erpnext/public/js/conf.js b/erpnext/public/js/conf.js
index d8133ce..233bd2e 100644
--- a/erpnext/public/js/conf.js
+++ b/erpnext/public/js/conf.js
@@ -20,12 +20,12 @@
 
 // doctypes created via tree
 $.extend(frappe.create_routes, {
-	"Customer Group": "Sales Browser/Customer Group",
-	"Territory": "Sales Browser/Territory",
-	"Item Group": "Sales Browser/Item Group",
-	"Sales Person": "Sales Browser/Sales Person",
-	"Account": "Accounts Browser/Account",
-	"Cost Center": "Accounts Browser/Cost Center"
+	"Customer Group": "Tree/Customer Group",
+	"Territory": "Tree/Territory",
+	"Item Group": "Tree/Item Group",
+	"Sales Person": "Tree/Sales Person",
+	"Account": "Tree/Account",
+	"Cost Center": "Tree/Cost Center"
 });
 
 // preferred modules for breadcrumbs
diff --git a/erpnext/public/js/queries.js b/erpnext/public/js/queries.js
index 12307fb..acc0409 100644
--- a/erpnext/public/js/queries.js
+++ b/erpnext/public/js/queries.js
@@ -71,7 +71,11 @@
 
 	warehouse: function(doc) {
 		return {
-			filters: [["Warehouse", "company", "in", ["", cstr(doc.company)]]]
+			filters: [
+				["Warehouse", "company", "in", ["", cstr(doc.company)]],
+				["Warehouse", "is_group", "=", "No"]
+				
+			]
 		}
 	}
 });
diff --git a/erpnext/selling/page/sales_browser/README.md b/erpnext/selling/page/sales_browser/README.md
deleted file mode 100644
index d6a20e1..0000000
--- a/erpnext/selling/page/sales_browser/README.md
+++ /dev/null
@@ -1 +0,0 @@
-Tree editor for Territory, Customer Group, Item Group, Sales Partner
\ No newline at end of file
diff --git a/erpnext/selling/page/sales_browser/__init__.py b/erpnext/selling/page/sales_browser/__init__.py
deleted file mode 100644
index baffc48..0000000
--- a/erpnext/selling/page/sales_browser/__init__.py
+++ /dev/null
@@ -1 +0,0 @@
-from __future__ import unicode_literals
diff --git a/erpnext/selling/page/sales_browser/sales_browser.js b/erpnext/selling/page/sales_browser/sales_browser.js
deleted file mode 100644
index a99fe72..0000000
--- a/erpnext/selling/page/sales_browser/sales_browser.js
+++ /dev/null
@@ -1,166 +0,0 @@
-// Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
-// License: GNU General Public License v3. See license.txt
-
-frappe.pages["Sales Browser"].on_page_load = function(wrapper){
-	var page = frappe.ui.make_app_page({
-		parent: wrapper,
-		single_column: true,
-	});
-
-	wrapper.page.add_menu_item(__('Refresh'), function() {
-			wrapper.make_tree();
-		});
-
-	wrapper.make_tree = function() {
-		var ctype = frappe.get_route()[1] || 'Territory';
-		return frappe.call({
-			method: 'erpnext.selling.page.sales_browser.sales_browser.get_children',
-			args: {ctype: ctype},
-			callback: function(r) {
-				var root = r.message[0]["value"];
-				erpnext.sales_chart = new erpnext.SalesChart(ctype, root, page,
-					page.main.css({
-						"min-height": "300px",
-						"padding-bottom": "25px"
-					}));
-			}
-		});
-	}
-
-	wrapper.make_tree();
-}
-
-frappe.pages['Sales Browser'].on_page_show = function(wrapper){
-	// set route
-	var ctype = frappe.get_route()[1] || 'Territory';
-
-	wrapper.page.set_title(__('{0} Tree',[__(ctype)]));
-
-	if(erpnext.sales_chart && erpnext.sales_chart.ctype != ctype) {
-		wrapper.make_tree();
-	}
-
-	frappe.breadcrumbs.add(frappe.breadcrumbs.last_module || "Selling");
-};
-
-erpnext.SalesChart = Class.extend({
-	init: function(ctype, root, page, parent) {
-		$(parent).empty();
-		var me = this;
-		me.ctype = ctype;
-		me.page = page;
-		me.can_read = frappe.model.can_read(this.ctype);
-		me.can_create = frappe.boot.user.can_create.indexOf(this.ctype) !== -1 ||
-					frappe.boot.user.in_create.indexOf(this.ctype) !== -1;
-		me.can_write = frappe.model.can_write(this.ctype);
-		me.can_delete = frappe.model.can_delete(this.ctype);
-
-		me.page.set_primary_action(__("New"), function() {
-			me.new_node();
-		}, "octicon octicon-plus");
-
-		this.tree = new frappe.ui.Tree({
-			parent: $(parent),
-			label: __(root),
-			args: {ctype: ctype},
-			method: 'erpnext.selling.page.sales_browser.sales_browser.get_children',
-			toolbar: [
-				{toggle_btn: true},
-				{
-					label:__("Edit"),
-					condition: function(node) {
-						return !node.root && me.can_read;
-					},
-					click: function(node) {
-						frappe.set_route("Form", me.ctype, node.label);
-					}
-				},
-				{
-					label:__("Add Child"),
-					condition: function(node) { return me.can_create && node.expandable; },
-					click: function(node) {
-						me.new_node();
-					},
-					btnClass: "hidden-xs"
-				},
-				{
-					label:__("Rename"),
-					condition: function(node) { return !node.root && me.can_write; },
-					click: function(node) {
-						frappe.model.rename_doc(me.ctype, node.label, function(new_name) {
-							node.$a.html(new_name);
-						});
-					},
-					btnClass: "hidden-xs"
-				},
-				{
-					label:__("Delete"),
-					condition: function(node) { return !node.root && me.can_delete; },
-					click: function(node) {
-						frappe.model.delete_doc(me.ctype, node.label, function() {
-							node.parent.remove();
-						});
-					},
-					btnClass: "hidden-xs"
-				}
-
-			]
-		});
-	},
-	new_node: function() {
-		var me = this;
-		var node = me.tree.get_selected_node();
-
-		if(!(node && node.expandable)) {
-			frappe.msgprint(__("Select a group node first."));
-			return;
-		}
-
-		var fields = [
-			{fieldtype:'Data', fieldname: 'name_field',
-				label:__('New {0} Name',[__(me.ctype)]), reqd:true},
-			{fieldtype:'Select', fieldname:'is_group', label:__('Group Node'), options:'No\nYes',
-				description: __("Further nodes can be only created under 'Group' type nodes")}
-		]
-
-		if(me.ctype == "Sales Person") {
-			fields.splice(-1, 0, {fieldtype:'Link', fieldname:'employee', label:__('Employee'),
-				options:'Employee', description: __("Please enter Employee Id of this sales person")});
-		}
-
-		// the dialog
-		var d = new frappe.ui.Dialog({
-			title: __('New {0}',[__(me.ctype)]),
-			fields: fields
-		})
-
-		d.set_value("is_group", "No");
-		// create
-		d.set_primary_action(__("Create New"), function() {
-			var btn = this;
-			var v = d.get_values();
-			if(!v) return;
-
-			var node = me.tree.get_selected_node();
-
-			v.parent = node.label;
-			v.ctype = me.ctype;
-
-			return frappe.call({
-				method: 'erpnext.selling.page.sales_browser.sales_browser.add_node',
-				args: v,
-				callback: function(r) {
-					if(!r.exc) {
-						d.hide();
-						if(node.expanded) {
-							node.toggle_node();
-						}
-						node.reload();
-					}
-				}
-			});
-		});
-
-		d.show();
-	},
-});
diff --git a/erpnext/selling/page/sales_browser/sales_browser.json b/erpnext/selling/page/sales_browser/sales_browser.json
deleted file mode 100644
index 54cac65..0000000
--- a/erpnext/selling/page/sales_browser/sales_browser.json
+++ /dev/null
@@ -1,37 +0,0 @@
-{
- "creation": "2012-06-14 15:07:26.000000",
- "docstatus": 0,
- "doctype": "Page",
- "icon": "icon-sitemap",
- "idx": 1,
- "modified": "2013-07-11 14:43:56.000000",
- "modified_by": "Administrator",
- "module": "Selling",
- "name": "sales-browser",
- "owner": "Administrator",
- "page_name": "Sales Browser",
- "roles": [
-  {
-   "role": "Sales Master Manager"
-  },
-  {
-   "role": "Material Master Manager"
-  },
-  {
-   "role": "Accounts Manager"
-  },
-  {
-   "role": "Sales Master Manager"
-  },
-  {
-   "role": "Purchase Manager"
-  },
-  {
-   "role": "Purchase Master Manager"
-  },
-  {
-   "role": "Material Manager"
-  }
- ],
- "standard": "Yes"
-}
diff --git a/erpnext/selling/page/sales_browser/sales_browser.py b/erpnext/selling/page/sales_browser/sales_browser.py
deleted file mode 100644
index 018ba3b..0000000
--- a/erpnext/selling/page/sales_browser/sales_browser.py
+++ /dev/null
@@ -1,37 +0,0 @@
-# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
-# License: GNU General Public License v3. See license.txt
-
-from __future__ import unicode_literals
-import frappe
-
-
-@frappe.whitelist()
-def get_children():
-	ctype = frappe.local.form_dict.get('ctype')
-	parent_field = 'parent_' + ctype.lower().replace(' ', '_')
-	parent = frappe.form_dict.get("parent") or ""
-
-	return frappe.db.sql("""select name as value,
-		if(is_group='Yes', 1, 0) as expandable
-		from `tab{ctype}`
-		where docstatus < 2
-		and ifnull(`{parent_field}`,'') = %s
-		order by name""".format(ctype=frappe.db.escape(ctype), parent_field=frappe.db.escape(parent_field)),
-		parent, as_dict=1)
-
-@frappe.whitelist()
-def add_node():
-	ctype = frappe.form_dict.get('ctype')
-	parent_field = 'parent_' + ctype.lower().replace(' ', '_')
-	name_field = ctype.lower().replace(' ', '_') + '_name'
-
-	doc = frappe.new_doc(ctype)
-	doc.update({
-		name_field: frappe.form_dict['name_field'],
-		parent_field: frappe.form_dict['parent'],
-		"is_group": frappe.form_dict['is_group']
-	})
-	if ctype == "Sales Person":
-		doc.employee = frappe.form_dict.get('employee')
-
-	doc.save()
diff --git a/erpnext/setup/doctype/company/company.js b/erpnext/setup/doctype/company/company.js
index dfa6c0a..2a18286 100644
--- a/erpnext/setup/doctype/company/company.js
+++ b/erpnext/setup/doctype/company/company.js
@@ -18,11 +18,11 @@
 				!frm.doc.__onload.transactions_exist));
 
 			frm.add_custom_button(__('Cost Centers'), function() {
-				frappe.set_route('Accounts Browser', 'Cost Center', {'company': frm.doc.name})
+				frappe.set_route('Tree', 'Cost Center', {'company': frm.doc.name})
 			})
 
 			frm.add_custom_button(__('Chart of Accounts'), function() {
-				frappe.set_route('Accounts Browser', 'Account', {'company': frm.doc.name})
+				frappe.set_route('Tree', 'Account', {'company': frm.doc.name})
 			})
 		}
 
diff --git a/erpnext/setup/doctype/company/company.py b/erpnext/setup/doctype/company/company.py
index 7da7c25..7d88297 100644
--- a/erpnext/setup/doctype/company/company.py
+++ b/erpnext/setup/doctype/company/company.py
@@ -87,15 +87,23 @@
 				.format(self.country.lower()))(self)
 
 	def create_default_warehouses(self):
-		for whname in (_("Stores"), _("Work In Progress"), _("Finished Goods")):
-			if not frappe.db.exists("Warehouse", whname + " - " + self.abbr):
+		for wh_detail in [
+			{"warehouse_name": _("All Warehouses"), "is_group": "Yes"},
+			{"warehouse_name": _("Stores"), "is_group": "No"},
+			{"warehouse_name": _("Work In Progress"), "is_group": "No"},
+			{"warehouse_name": _("Finished Goods"), "is_group": "No"}]:
+			
+			if not frappe.db.exists("Warehouse", "{0} - {1}".format(wh_detail["warehouse_name"], self.abbr)):
 				stock_group = frappe.db.get_value("Account", {"account_type": "Stock",
 					"is_group": 1, "company": self.name})
 				if stock_group:
 					warehouse = frappe.get_doc({
 						"doctype":"Warehouse",
-						"warehouse_name": whname,
+						"warehouse_name": wh_detail["warehouse_name"],
+						"is_group": wh_detail["is_group"],
 						"company": self.name,
+						"parent_warehouse": "{0} - {1}".format(_("All Warehouses"), self.abbr) \
+							if wh_detail["is_group"] == "No" else "",
 						"create_account_under": stock_group
 					})
 					warehouse.flags.ignore_permissions = True
diff --git a/erpnext/setup/doctype/customer_group/customer_group.js b/erpnext/setup/doctype/customer_group/customer_group.js
index 7a5d2fa..3dc5c6c 100644
--- a/erpnext/setup/doctype/customer_group/customer_group.js
+++ b/erpnext/setup/doctype/customer_group/customer_group.js
@@ -1,7 +1,7 @@
 // Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
 // License: GNU General Public License v3. See license.txt
 
-cur_frm.list_route = "Sales Browser/Customer Group";
+cur_frm.list_route = "Tree/Customer Group";
 
 cur_frm.cscript.refresh = function(doc, cdt, cdn) {
 	cur_frm.cscript.set_root_readonly(doc);
diff --git a/erpnext/setup/doctype/item_group/item_group.js b/erpnext/setup/doctype/item_group/item_group.js
index d440c26..d6adebc 100644
--- a/erpnext/setup/doctype/item_group/item_group.js
+++ b/erpnext/setup/doctype/item_group/item_group.js
@@ -3,7 +3,7 @@
 
 frappe.ui.form.on("Item Group", {
 	onload: function(frm) {
-		frm.list_route = "Sales Browser/Item Group";
+		frm.list_route = "Tree/Item Group";
 
 		//get query select item group
 		frm.fields_dict['parent_item_group'].get_query = function(doc,cdt,cdn) {
@@ -19,7 +19,7 @@
 	refresh: function(frm) {
 		frm.trigger("set_root_readonly");
 		frm.add_custom_button(__("Item Group Tree"), function() {
-			frappe.set_route("Sales Browser", "Item Group");
+			frappe.set_route("Tree", "Item Group");
 		}, "icon-sitemap");
 	},
 
diff --git a/erpnext/setup/doctype/sales_person/sales_person.js b/erpnext/setup/doctype/sales_person/sales_person.js
index 8bae546..1368392 100644
--- a/erpnext/setup/doctype/sales_person/sales_person.js
+++ b/erpnext/setup/doctype/sales_person/sales_person.js
@@ -1,7 +1,7 @@
 // Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
 // License: GNU General Public License v3. See license.txt
 
-cur_frm.list_route = "Sales Browser/Sales Person";
+cur_frm.list_route = "Tree/Sales Person";
 
 cur_frm.cscript.refresh = function(doc, cdt, cdn) {
 	cur_frm.cscript.set_root_readonly(doc);
diff --git a/erpnext/setup/doctype/sales_person/sales_person_tree.js b/erpnext/setup/doctype/sales_person/sales_person_tree.js
new file mode 100644
index 0000000..fd2127d
--- /dev/null
+++ b/erpnext/setup/doctype/sales_person/sales_person_tree.js
@@ -0,0 +1,11 @@
+frappe.treeview_settings["Sales Person"] = {
+	fields: [
+		{fieldtype:'Data', fieldname: 'name_field',
+			label:__('New Sales Person Name'), reqd:true},
+		{fieldtype:'Link', fieldname:'employee',
+			label:__('Employee'), options:'Employee',
+			description: __("Please enter Employee Id of this sales person")},
+		{fieldtype:'Select', fieldname:'is_group', label:__('Group Node'), options:'No\nYes',
+			description: __("Further nodes can be only created under 'Group' type nodes")}
+	],
+}
\ No newline at end of file
diff --git a/erpnext/setup/doctype/territory/territory.js b/erpnext/setup/doctype/territory/territory.js
index cde04b3..bf4e29b 100644
--- a/erpnext/setup/doctype/territory/territory.js
+++ b/erpnext/setup/doctype/territory/territory.js
@@ -1,7 +1,7 @@
 // Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
 // License: GNU General Public License v3. See license.txt
 
-cur_frm.list_route = "Sales Browser/Territory";
+cur_frm.list_route = "Tree/Territory";
 
 cur_frm.cscript.refresh = function(doc, cdt, cdn) {
 	cur_frm.cscript.set_root_readonly(doc);
diff --git a/erpnext/startup/boot.py b/erpnext/startup/boot.py
index 7bdcb0a..97ef329 100644
--- a/erpnext/startup/boot.py
+++ b/erpnext/startup/boot.py
@@ -52,26 +52,26 @@
 	bootinfo.page_info.update({
 		"Chart of Accounts": {
 			"title": "Chart of Accounts",
-			"route": "Accounts Browser/Account"
+			"route": "Tree/Account"
 		},
 		"Chart of Cost Centers": {
 			"title": "Chart of Cost Centers",
-			"route": "Accounts Browser/Cost Center"
+			"route": "Tree/Cost Center"
 		},
 		"Item Group Tree": {
 			"title": "Item Group Tree",
-			"route": "Sales Browser/Item Group"
+			"route": "Tree/Item Group"
 		},
 		"Customer Group Tree": {
 			"title": "Customer Group Tree",
-			"route": "Sales Browser/Customer Group"
+			"route": "Tree/Customer Group"
 		},
 		"Territory Tree": {
 			"title": "Territory Tree",
-			"route": "Sales Browser/Territory"
+			"route": "Tree/Territory"
 		},
 		"Sales Person Tree": {
 			"title": "Sales Person Tree",
-			"route": "Sales Browser/Sales Person"
+			"route": "Tree/Sales Person"
 		}
 	})
diff --git a/erpnext/stock/doctype/bin/bin.py b/erpnext/stock/doctype/bin/bin.py
index a1580d5..2378e3f 100644
--- a/erpnext/stock/doctype/bin/bin.py
+++ b/erpnext/stock/doctype/bin/bin.py
@@ -3,6 +3,7 @@
 
 from __future__ import unicode_literals
 import frappe
+from frappe import _
 from frappe.utils import flt, nowdate
 import frappe.defaults
 from frappe.model.document import Document
@@ -15,13 +16,19 @@
 		self.validate_mandatory()
 
 		self.projected_qty = flt(self.actual_qty) + flt(self.ordered_qty) + \
-		 	flt(self.indented_qty) + flt(self.planned_qty) - flt(self.reserved_qty)
+			flt(self.indented_qty) + flt(self.planned_qty) - flt(self.reserved_qty)
+		
+		self.block_transactions_against_group_warehouse()
 
 	def validate_mandatory(self):
 		qf = ['actual_qty', 'reserved_qty', 'ordered_qty', 'indented_qty']
 		for f in qf:
 			if (not getattr(self, f, None)) or (not self.get(f)):
 				self.set(f, 0.0)
+	
+	def block_transactions_against_group_warehouse(self):
+		from erpnext.stock.utils import is_group_warehouse
+		is_group_warehouse(self.warehouse)
 
 	def update_stock(self, args, allow_negative_stock=False, via_landed_cost_voucher=False):
 		self.update_qty(args)
diff --git a/erpnext/stock/doctype/item/item.js b/erpnext/stock/doctype/item/item.js
index fe7e54e..f35fa58 100644
--- a/erpnext/stock/doctype/item/item.js
+++ b/erpnext/stock/doctype/item/item.js
@@ -160,6 +160,28 @@
 		frm.fields_dict.supplier_items.grid.get_field("supplier").get_query = function(doc, cdt, cdn) {
 			return { query: "erpnext.controllers.queries.supplier_query" }
 		}
+		
+		frm.fields_dict['default_warehouse'].get_query = function(doc) {
+			return {
+				filters: { "is_group": "No" }
+			}
+		}
+		
+		frm.fields_dict.reorder_levels.grid.get_field("warehouse_group").get_query = function(doc, cdt, cdn) {
+			return {
+				filters: { "is_group": "Yes" }
+			}
+		}
+		
+		frm.fields_dict.reorder_levels.grid.get_field("warehouse").get_query = function(doc, cdt, cdn) {
+			var d = locals[cdt][cdn];
+			return {
+				filters: {
+					"is_group": "No",
+					"parent_warehouse": d.warehouse_group
+				}
+			}
+		}
 
 	},
 
diff --git a/erpnext/stock/doctype/item/test_records.json b/erpnext/stock/doctype/item/test_records.json
index fcf2d0b..c05c5f3 100644
--- a/erpnext/stock/doctype/item/test_records.json
+++ b/erpnext/stock/doctype/item/test_records.json
@@ -227,6 +227,35 @@
        "warehouse_reorder_qty": 20
       }
   ]
+ },
+ {
+  "default_warehouse": "_Test Warehouse Group-C1 - _TC",
+  "description": "_Test Item 1",
+  "doctype": "Item",
+  "expense_account": "_Test Account Cost for Goods Sold - _TC",
+  "cost_center": "_Test Cost Center - _TC",
+  "has_batch_no": 0,
+  "has_serial_no": 0,
+  "income_account": "Sales - _TC",
+  "inspection_required": 0,
+  "is_stock_item": 1,
+  "is_sub_contracted_item": 0,
+  "item_code": "_Test Item Warehouse Group Wise Reorder",
+  "item_group": "_Test Item Group",
+  "item_name": "_Test Item Warehouse Group Wise Reorder",
+  "apply_warehouse_wise_reorder_level": 1,
+  "reorder_levels": [
+   {
+	"warehouse_group": "_Test Warehouse Group - _TC",
+    "material_request_type": "Purchase",
+    "warehouse": "_Test Warehouse Group-C1 - _TC",
+    "warehouse_reorder_level": 20,
+    "warehouse_reorder_qty": 20
+   }
+  ],
+  "stock_uom": "_Test UOM",
+  "show_in_website": 1,
+  "website_warehouse": "_Test Warehouse Group-C1 - _TC"
  }
 
 ]
diff --git a/erpnext/stock/doctype/item_reorder/item_reorder.json b/erpnext/stock/doctype/item_reorder/item_reorder.json
index fea8bf0..27a311d 100644
--- a/erpnext/stock/doctype/item_reorder/item_reorder.json
+++ b/erpnext/stock/doctype/item_reorder/item_reorder.json
@@ -3,19 +3,48 @@
  "allow_import": 0, 
  "allow_rename": 0, 
  "autoname": "hash", 
+ "beta": 0, 
  "creation": "2013-03-07 11:42:59", 
  "custom": 0, 
  "docstatus": 0, 
  "doctype": "DocType", 
+ "document_type": "Setup", 
  "fields": [
   {
    "allow_on_submit": 0, 
    "bold": 0, 
    "collapsible": 0, 
+   "fieldname": "warehouse_group", 
+   "fieldtype": "Link", 
+   "hidden": 0, 
+   "ignore_user_permissions": 0, 
+   "ignore_xss_filter": 0, 
+   "in_filter": 0, 
+   "in_list_view": 0, 
+   "label": "Warehouse Group", 
+   "length": 0, 
+   "no_copy": 0, 
+   "options": "Warehouse", 
+   "permlevel": 0, 
+   "precision": "", 
+   "print_hide": 0, 
+   "print_hide_if_no_value": 0, 
+   "read_only": 0, 
+   "report_hide": 0, 
+   "reqd": 0, 
+   "search_index": 0, 
+   "set_only_once": 0, 
+   "unique": 0
+  }, 
+  {
+   "allow_on_submit": 0, 
+   "bold": 0, 
+   "collapsible": 0, 
    "fieldname": "warehouse", 
    "fieldtype": "Link", 
    "hidden": 0, 
    "ignore_user_permissions": 0, 
+   "ignore_xss_filter": 0, 
    "in_filter": 0, 
    "in_list_view": 1, 
    "label": "Warehouse", 
@@ -24,6 +53,7 @@
    "options": "Warehouse", 
    "permlevel": 0, 
    "print_hide": 0, 
+   "print_hide_if_no_value": 0, 
    "read_only": 0, 
    "report_hide": 0, 
    "reqd": 1, 
@@ -39,6 +69,7 @@
    "fieldtype": "Float", 
    "hidden": 0, 
    "ignore_user_permissions": 0, 
+   "ignore_xss_filter": 0, 
    "in_filter": 0, 
    "in_list_view": 1, 
    "label": "Re-order Level", 
@@ -46,6 +77,7 @@
    "no_copy": 0, 
    "permlevel": 0, 
    "print_hide": 0, 
+   "print_hide_if_no_value": 0, 
    "read_only": 0, 
    "report_hide": 0, 
    "reqd": 1, 
@@ -61,6 +93,7 @@
    "fieldtype": "Float", 
    "hidden": 0, 
    "ignore_user_permissions": 0, 
+   "ignore_xss_filter": 0, 
    "in_filter": 0, 
    "in_list_view": 1, 
    "label": "Re-order Qty", 
@@ -68,6 +101,7 @@
    "no_copy": 0, 
    "permlevel": 0, 
    "print_hide": 0, 
+   "print_hide_if_no_value": 0, 
    "read_only": 0, 
    "report_hide": 0, 
    "reqd": 0, 
@@ -83,6 +117,7 @@
    "fieldtype": "Select", 
    "hidden": 0, 
    "ignore_user_permissions": 0, 
+   "ignore_xss_filter": 0, 
    "in_filter": 0, 
    "in_list_view": 1, 
    "label": "Material Request Type", 
@@ -91,6 +126,7 @@
    "options": "Purchase\nTransfer", 
    "permlevel": 0, 
    "print_hide": 0, 
+   "print_hide_if_no_value": 0, 
    "read_only": 0, 
    "report_hide": 0, 
    "reqd": 1, 
@@ -102,18 +138,21 @@
  "hide_heading": 0, 
  "hide_toolbar": 0, 
  "idx": 1, 
+ "image_view": 0, 
  "in_create": 1, 
  "in_dialog": 0, 
  "is_submittable": 0, 
  "issingle": 0, 
  "istable": 1, 
  "max_attachments": 0, 
- "modified": "2015-11-16 06:29:48.492627", 
+ "modified": "2016-06-20 15:52:01.978593", 
  "modified_by": "Administrator", 
  "module": "Stock", 
  "name": "Item Reorder", 
  "owner": "Administrator", 
  "permissions": [], 
+ "quick_entry": 0, 
  "read_only": 0, 
- "read_only_onload": 0
+ "read_only_onload": 0, 
+ "track_seen": 0
 }
\ No newline at end of file
diff --git a/erpnext/stock/doctype/stock_entry/test_stock_entry.py b/erpnext/stock/doctype/stock_entry/test_stock_entry.py
index 0c33ff7..24d0546 100644
--- a/erpnext/stock/doctype/stock_entry/test_stock_entry.py
+++ b/erpnext/stock/doctype/stock_entry/test_stock_entry.py
@@ -79,8 +79,11 @@
 
 	def test_auto_material_request_for_variant(self):
 		self._test_auto_material_request("_Test Variant Item-S")
-
-	def _test_auto_material_request(self, item_code, material_request_type="Purchase"):
+	
+	def test_auto_material_request_for_warehouse_group(self):
+		self._test_auto_material_request("_Test Item Warehouse Group Wise Reorder", warehouse="_Test Warehouse Group-C1 - _TC")
+		
+	def _test_auto_material_request(self, item_code, material_request_type="Purchase", warehouse="_Test Warehouse - _TC"):
 		item = frappe.get_doc("Item", item_code)
 
 		if item.variant_of:
@@ -89,14 +92,14 @@
 			template = item
 
 		projected_qty, actual_qty = frappe.db.get_value("Bin", {"item_code": item_code,
-			"warehouse": "_Test Warehouse - _TC"}, ["projected_qty", "actual_qty"]) or [0, 0]
+			"warehouse": warehouse}, ["projected_qty", "actual_qty"]) or [0, 0]
 
 		# stock entry reqd for auto-reorder
-		create_stock_reconciliation(item_code=item_code, warehouse="_Test Warehouse - _TC",
+		create_stock_reconciliation(item_code=item_code, warehouse=warehouse,
 			qty = actual_qty + abs(projected_qty) + 10, rate=100)
 
 		projected_qty = frappe.db.get_value("Bin", {"item_code": item_code,
-			"warehouse": "_Test Warehouse - _TC"}, "projected_qty") or 0
+			"warehouse": warehouse}, "projected_qty") or 0
 
 		frappe.db.set_value("Stock Settings", None, "auto_indent", 1)
 
diff --git a/erpnext/stock/doctype/stock_ledger_entry/stock_ledger_entry.py b/erpnext/stock/doctype/stock_ledger_entry/stock_ledger_entry.py
index 9931ffa..2caabee 100644
--- a/erpnext/stock/doctype/stock_ledger_entry/stock_ledger_entry.py
+++ b/erpnext/stock/doctype/stock_ledger_entry/stock_ledger_entry.py
@@ -25,6 +25,7 @@
 		validate_warehouse_company(self.warehouse, self.company)
 		self.scrub_posting_time()
 		self.validate_and_set_fiscal_year()
+		self.block_transactions_against_group_warehouse()
 
 		from erpnext.accounts.utils import validate_fiscal_year
 		validate_fiscal_year(self.posting_date, self.fiscal_year, self.meta.get_label("posting_date"), self)
@@ -117,6 +118,9 @@
 		if not self.fiscal_year:
 			self.fiscal_year = get_fiscal_year(self.posting_date, company=self.company)[0]
 
+	def block_transactions_against_group_warehouse(self):
+		from erpnext.stock.utils import is_group_warehouse
+		is_group_warehouse(self.warehouse)
 
 def on_doctype_update():
 	if not frappe.db.sql("""show index from `tabStock Ledger Entry`
diff --git a/erpnext/stock/doctype/stock_reconciliation/test_stock_reconciliation.py b/erpnext/stock/doctype/stock_reconciliation/test_stock_reconciliation.py
index f0eea5a..9cc27b7 100644
--- a/erpnext/stock/doctype/stock_reconciliation/test_stock_reconciliation.py
+++ b/erpnext/stock/doctype/stock_reconciliation/test_stock_reconciliation.py
@@ -116,10 +116,11 @@
 def set_valuation_method(item_code, valuation_method):
 	frappe.db.set_value("Item", item_code, "valuation_method", valuation_method)
 
-	for warehouse in frappe.get_all("Warehouse", filters={"company": "_Test Company"}):
-		update_entries_after({
-			"item_code": item_code,
-			"warehouse": warehouse.name
-		}, allow_negative_stock=1)
+	for warehouse in frappe.get_all("Warehouse", filters={"company": "_Test Company"}, fields=["name", "is_group"]):
+		if warehouse.is_group == "No":
+			update_entries_after({
+				"item_code": item_code,
+				"warehouse": warehouse.name
+			}, allow_negative_stock=1)
 
 test_dependencies = ["Item", "Warehouse"]
diff --git a/erpnext/stock/doctype/warehouse/test_records.json b/erpnext/stock/doctype/warehouse/test_records.json
index e2162d2..c1dad5c 100644
--- a/erpnext/stock/doctype/warehouse/test_records.json
+++ b/erpnext/stock/doctype/warehouse/test_records.json
@@ -3,35 +3,68 @@
   "company": "_Test Company",
   "create_account_under": "Stock Assets - _TC",
   "doctype": "Warehouse",
-  "warehouse_name": "_Test Warehouse"
- },
- {
-  "company": "_Test Company",
-  "create_account_under": "Fixed Assets - _TC",
-  "doctype": "Warehouse",
-  "warehouse_name": "_Test Warehouse 1"
- },
- {
-  "company": "_Test Company",
-  "create_account_under": "Fixed Assets - _TC",
-  "doctype": "Warehouse",
-  "warehouse_name": "_Test Warehouse 2"
+  "warehouse_name": "_Test Warehouse",
+  "is_group": "No"
  },
  {
   "company": "_Test Company",
   "create_account_under": "Stock Assets - _TC",
   "doctype": "Warehouse",
-  "warehouse_name": "_Test Rejected Warehouse"
+  "warehouse_name": "_Test Warehouse",
+  "is_group": "No"
+ },
+ {
+  "company": "_Test Company",
+  "create_account_under": "Fixed Assets - _TC",
+  "doctype": "Warehouse",
+  "warehouse_name": "_Test Warehouse 1",
+  "is_group": "No"
+ },
+ {
+  "company": "_Test Company",
+  "create_account_under": "Fixed Assets - _TC",
+  "doctype": "Warehouse",
+  "warehouse_name": "_Test Warehouse 2",
+  "is_group": "No"
+ },
+ {
+  "company": "_Test Company",
+  "create_account_under": "Stock Assets - _TC",
+  "doctype": "Warehouse",
+  "warehouse_name": "_Test Rejected Warehouse",
+  "is_group": "No"
  },
  {
   "company": "_Test Company 1",
   "create_account_under": "Stock Assets - _TC1",
   "doctype": "Warehouse",
-  "warehouse_name": "_Test Warehouse 2"
+  "warehouse_name": "_Test Warehouse 2",
+  "is_group": "No"
  },
  {
   "company": "_Test Company",
   "doctype": "Warehouse",
-  "warehouse_name": "_Test Warehouse No Account"
+  "warehouse_name": "_Test Warehouse No Account",
+  "is_group": "No"
+ },
+ {
+  "company": "_Test Company",
+  "doctype": "Warehouse",
+  "warehouse_name": "_Test Warehouse Group",
+  "is_group": "Yes"
+ },
+ {
+  "company": "_Test Company",
+  "doctype": "Warehouse",
+  "warehouse_name": "_Test Warehouse Group-C1",
+  "is_group": "No",
+  "parent_warehouse": "_Test Warehouse Group - _TC"
+ },
+ {
+  "company": "_Test Company",
+  "doctype": "Warehouse",
+  "warehouse_name": "_Test Warehouse Group-C2",
+  "is_group": "No",
+  "parent_warehouse": "_Test Warehouse Group - _TC"
  }
 ]
diff --git a/erpnext/stock/doctype/warehouse/test_warehouse.py b/erpnext/stock/doctype/warehouse/test_warehouse.py
index ca80ca7..b6eaa13 100644
--- a/erpnext/stock/doctype/warehouse/test_warehouse.py
+++ b/erpnext/stock/doctype/warehouse/test_warehouse.py
@@ -4,4 +4,22 @@
 
 
 import frappe
-test_records = frappe.get_test_records('Warehouse')
\ No newline at end of file
+import unittest
+test_records = frappe.get_test_records('Warehouse')
+
+class TestWarehouse(unittest.TestCase):
+	def test_parent_warehouse(self):
+		parent_warehouse = frappe.get_doc("Warehouse", "_Test Warehouse Group - _TC")
+		self.assertEquals(parent_warehouse.is_group, "Yes")
+		
+	def test_warehouse_hierarchy(self):
+		p_warehouse = frappe.get_doc("Warehouse", "_Test Warehouse Group - _TC")
+		
+		child_warehouses =  frappe.db.sql("""select name, is_group, parent_warehouse from `tabWarehouse` wh
+			where wh.lft > %s and wh.rgt < %s""", (p_warehouse.lft, p_warehouse.rgt), as_dict=1)
+		
+		for child_warehouse in child_warehouses:
+			self.assertEquals(p_warehouse.name, child_warehouse.parent_warehouse)
+			self.assertEquals(child_warehouse.is_group, "No")
+		
+		
diff --git a/erpnext/stock/doctype/warehouse/warehouse.js b/erpnext/stock/doctype/warehouse/warehouse.js
index f1f0b66..4a84ead 100644
--- a/erpnext/stock/doctype/warehouse/warehouse.js
+++ b/erpnext/stock/doctype/warehouse/warehouse.js
@@ -1,6 +1,8 @@
 // Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
 // License: GNU General Public License v3. See license.txt
 
+cur_frm.list_route = "Tree/Warehouse";
+
 frappe.ui.form.on("Warehouse", {
 	refresh: function(frm) {
 		frm.toggle_display('warehouse_name', frm.doc.__islocal);
@@ -17,10 +19,20 @@
 				frappe.set_route("query-report", "General Ledger");
 			});
  		}
+		
+		frm.fields_dict['parent_warehouse'].get_query = function(doc) {
+			return {
+				filters: {
+					"is_group": "Yes",
+				}
+			}
+		}
 	}
 });
 
 
+
+
 cur_frm.set_query("create_account_under", function() {
 	return {
 		filters: {
diff --git a/erpnext/stock/doctype/warehouse/warehouse.json b/erpnext/stock/doctype/warehouse/warehouse.json
index 4e9dd07..6b60c63 100644
--- a/erpnext/stock/doctype/warehouse/warehouse.json
+++ b/erpnext/stock/doctype/warehouse/warehouse.json
@@ -2,6 +2,7 @@
  "allow_copy": 0, 
  "allow_import": 1, 
  "allow_rename": 1, 
+ "beta": 0, 
  "creation": "2013-03-07 18:50:32", 
  "custom": 0, 
  "description": "A logical Warehouse against which stock entries are made.", 
@@ -420,6 +421,159 @@
    "search_index": 0, 
    "set_only_once": 0, 
    "unique": 0
+  }, 
+  {
+   "allow_on_submit": 0, 
+   "bold": 0, 
+   "collapsible": 0, 
+   "fieldname": "tree_details", 
+   "fieldtype": "Section Break", 
+   "hidden": 0, 
+   "ignore_user_permissions": 0, 
+   "ignore_xss_filter": 0, 
+   "in_filter": 0, 
+   "in_list_view": 0, 
+   "label": "Tree Details", 
+   "length": 0, 
+   "no_copy": 0, 
+   "permlevel": 0, 
+   "precision": "", 
+   "print_hide": 0, 
+   "print_hide_if_no_value": 0, 
+   "read_only": 0, 
+   "report_hide": 0, 
+   "reqd": 0, 
+   "search_index": 0, 
+   "set_only_once": 0, 
+   "unique": 0
+  }, 
+  {
+   "allow_on_submit": 0, 
+   "bold": 0, 
+   "collapsible": 0, 
+   "fieldname": "parent_warehouse", 
+   "fieldtype": "Link", 
+   "hidden": 0, 
+   "ignore_user_permissions": 1, 
+   "ignore_xss_filter": 0, 
+   "in_filter": 0, 
+   "in_list_view": 0, 
+   "label": "Parent Warehouse", 
+   "length": 0, 
+   "no_copy": 0, 
+   "options": "Warehouse", 
+   "permlevel": 0, 
+   "precision": "", 
+   "print_hide": 0, 
+   "print_hide_if_no_value": 0, 
+   "read_only": 0, 
+   "report_hide": 0, 
+   "reqd": 0, 
+   "search_index": 1, 
+   "set_only_once": 0, 
+   "unique": 0
+  }, 
+  {
+   "allow_on_submit": 0, 
+   "bold": 0, 
+   "collapsible": 0, 
+   "fieldname": "is_group", 
+   "fieldtype": "Select", 
+   "hidden": 0, 
+   "ignore_user_permissions": 0, 
+   "ignore_xss_filter": 0, 
+   "in_filter": 0, 
+   "in_list_view": 1, 
+   "label": "Has Child Node", 
+   "length": 0, 
+   "no_copy": 0, 
+   "options": "\nYes\nNo", 
+   "permlevel": 0, 
+   "precision": "", 
+   "print_hide": 0, 
+   "print_hide_if_no_value": 0, 
+   "read_only": 0, 
+   "report_hide": 0, 
+   "reqd": 1, 
+   "search_index": 0, 
+   "set_only_once": 0, 
+   "unique": 0
+  }, 
+  {
+   "allow_on_submit": 0, 
+   "bold": 0, 
+   "collapsible": 0, 
+   "fieldname": "lft", 
+   "fieldtype": "Int", 
+   "hidden": 0, 
+   "ignore_user_permissions": 0, 
+   "ignore_xss_filter": 0, 
+   "in_filter": 0, 
+   "in_list_view": 0, 
+   "label": "lft", 
+   "length": 0, 
+   "no_copy": 0, 
+   "permlevel": 0, 
+   "precision": "", 
+   "print_hide": 0, 
+   "print_hide_if_no_value": 0, 
+   "read_only": 0, 
+   "report_hide": 0, 
+   "reqd": 0, 
+   "search_index": 0, 
+   "set_only_once": 0, 
+   "unique": 0
+  }, 
+  {
+   "allow_on_submit": 0, 
+   "bold": 0, 
+   "collapsible": 0, 
+   "fieldname": "rgt", 
+   "fieldtype": "Int", 
+   "hidden": 0, 
+   "ignore_user_permissions": 0, 
+   "ignore_xss_filter": 0, 
+   "in_filter": 0, 
+   "in_list_view": 0, 
+   "label": "rgt", 
+   "length": 0, 
+   "no_copy": 0, 
+   "permlevel": 0, 
+   "precision": "", 
+   "print_hide": 0, 
+   "print_hide_if_no_value": 0, 
+   "read_only": 0, 
+   "report_hide": 0, 
+   "reqd": 0, 
+   "search_index": 0, 
+   "set_only_once": 0, 
+   "unique": 0
+  }, 
+  {
+   "allow_on_submit": 0, 
+   "bold": 0, 
+   "collapsible": 0, 
+   "fieldname": "old_parent", 
+   "fieldtype": "Link", 
+   "hidden": 0, 
+   "ignore_user_permissions": 0, 
+   "ignore_xss_filter": 0, 
+   "in_filter": 0, 
+   "in_list_view": 0, 
+   "label": "Old Parent", 
+   "length": 0, 
+   "no_copy": 0, 
+   "options": "Warehouse", 
+   "permlevel": 0, 
+   "precision": "", 
+   "print_hide": 0, 
+   "print_hide_if_no_value": 0, 
+   "read_only": 0, 
+   "report_hide": 0, 
+   "reqd": 0, 
+   "search_index": 0, 
+   "set_only_once": 0, 
+   "unique": 0
   }
  ], 
  "hide_heading": 0, 
@@ -432,7 +586,7 @@
  "issingle": 0, 
  "istable": 0, 
  "max_attachments": 0, 
- "modified": "2016-04-18 05:44:24.837579", 
+ "modified": "2016-05-23 21:25:21.396188", 
  "modified_by": "Administrator", 
  "module": "Stock", 
  "name": "Warehouse", 
diff --git a/erpnext/stock/doctype/warehouse/warehouse.py b/erpnext/stock/doctype/warehouse/warehouse.py
index 901b229..f1f1e70 100644
--- a/erpnext/stock/doctype/warehouse/warehouse.py
+++ b/erpnext/stock/doctype/warehouse/warehouse.py
@@ -5,10 +5,11 @@
 import frappe
 from frappe.utils import cint, validate_email_add
 from frappe import throw, msgprint, _
+from frappe.utils.nestedset import NestedSet
 
-from frappe.model.document import Document
-
-class Warehouse(Document):
+class Warehouse(NestedSet):
+	nsm_parent_field = 'parent_warehouse'
+	
 	def autoname(self):
 		suffix = " - " + frappe.db.get_value("Company", self.company, "abbr")
 		if not self.warehouse_name.endswith(suffix):
@@ -45,6 +46,7 @@
 
 	def on_update(self):
 		self.create_account_head()
+		self.update_nsm_model()
 
 	def create_account_head(self):
 		if cint(frappe.defaults.get_global_default("auto_accounting_for_stock")):
@@ -55,8 +57,9 @@
 					ac_doc = frappe.get_doc({
 						"doctype": "Account",
 						'account_name': self.warehouse_name,
-						'parent_account': self.create_account_under,
-						'is_group':0,
+						'parent_account': self.parent_warehouse if self.parent_warehouse \
+							else self.create_account_under,
+						'is_group': 1 if self.is_group=="Yes" else 0 ,
 						'company':self.company,
 						"account_type": "Warehouse",
 						"warehouse": self.name,
@@ -75,13 +78,16 @@
 				{"account_name": "Stock Assets", "company": self.company})
 
 			if parent_account:
+				frappe.db.set_value("Warehouse", self.name, "create_account_under", parent_account)
 				self.create_account_under = parent_account
 			else:
 				frappe.throw(_("Please enter parent account group for warehouse {0}").format(self.name))
 		elif frappe.db.get_value("Account", self.create_account_under, "company") != self.company:
 			frappe.throw(_("Warehouse {0}: Parent account {1} does not bolong to the company {2}")
 				.format(self.name, self.create_account_under, self.company))
-
+	
+	def update_nsm_model(self):
+		frappe.utils.nestedset.update_nsm(self)
 
 	def on_trash(self):
 		# delete bin
@@ -101,6 +107,11 @@
 		if frappe.db.sql("""select name from `tabStock Ledger Entry`
 				where warehouse = %s""", self.name):
 			throw(_("Warehouse can not be deleted as stock ledger entry exists for this warehouse."))
+		
+		if frappe.db.sql("""select name from `tabWarehouse` where parent_warehouse = %s""", self.name):
+			throw(_("Child warehouse exists for this warehouse. You can not delete this warehouse."))
+		
+		self.update_nsm_model()
 
 	def before_rename(self, olddn, newdn, merge=False):
 		# Add company abbr if not provided
@@ -161,3 +172,51 @@
 
 		frappe.db.set_value("Stock Settings", None, "allow_negative_stock", existing_allow_negative_stock)
 		frappe.db.auto_commit_on_many_writes = 0
+
+@frappe.whitelist()
+def get_children():
+	from erpnext.stock.utils import get_stock_value_on
+	doctype = frappe.local.form_dict.get('doctype')
+	company = frappe.local.form_dict.get('company')
+	
+	parent_field = 'parent_' + doctype.lower().replace(' ', '_')
+	parent = frappe.form_dict.get("parent") or ""
+	
+	if parent == "Warehouses":
+		parent = ""
+
+	warehouses = frappe.db.sql("""select name as value,
+		if(is_group='Yes', 1, 0) as expandable
+		from `tab{doctype}`
+		where docstatus < 2
+		and ifnull(`{parent_field}`,'') = %s and `company` = %s
+		order by name""".format(doctype=frappe.db.escape(doctype), parent_field=frappe.db.escape(parent_field)),
+		(parent, company), as_dict=1)
+	
+	# return warehouses
+	for wh in warehouses:
+		wh["balance"] = get_stock_value_on(warehouse=wh.value)
+	return warehouses
+		
+@frappe.whitelist()
+def add_node():
+	doctype = frappe.form_dict.get('doctype')
+	company = frappe.form_dict.get('company')
+	parent_field = 'parent_' + doctype.lower().replace(' ', '_')
+	name_field = doctype.lower().replace(' ', '_') + '_name'
+	
+	doc = frappe.new_doc(doctype)
+	
+	parent = frappe.form_dict['parent']
+	
+	if cint(frappe.form_dict['is_root']):
+		parent = None
+
+	doc.update({
+		name_field: frappe.form_dict['name_field'],
+		parent_field: parent,
+		"is_group": frappe.form_dict['is_group'],
+		"company": company
+	})
+	
+	doc.save()
diff --git a/erpnext/stock/doctype/warehouse/warehouse_tree.js b/erpnext/stock/doctype/warehouse/warehouse_tree.js
new file mode 100644
index 0000000..0361493
--- /dev/null
+++ b/erpnext/stock/doctype/warehouse/warehouse_tree.js
@@ -0,0 +1,20 @@
+frappe.treeview_settings['Warehouse'] = {
+	get_tree_nodes: "erpnext.stock.doctype.warehouse.warehouse.get_children",
+	add_tree_node: "erpnext.stock.doctype.warehouse.warehouse.add_node",
+	get_tree_root: false,
+	root_label: "Warehouses",
+	filters: [{
+		fieldname: "company",
+		fieldtype:"Select",
+		options: $.map(locals[':Company'], function(c) { return c.name; }).sort(),
+		label: __("Company"),
+		default: frappe.defaults.get_default('company') ? frappe.defaults.get_default('company'): ""
+	}],
+	onrender: function(node) {
+		if (node.data && node.data.balance!==undefined) {
+			$('<span class="balance-area pull-right text-muted small">'
+			+ format_currency(Math.abs(node.data.balance), node.data.company_currency)
+			+ '</span>').insertBefore(node.$ul);
+		}
+	}
+}
\ No newline at end of file
diff --git a/erpnext/stock/reorder_item.py b/erpnext/stock/reorder_item.py
index 4531913..ad810a9 100644
--- a/erpnext/stock/reorder_item.py
+++ b/erpnext/stock/reorder_item.py
@@ -37,7 +37,7 @@
 
 	item_warehouse_projected_qty = get_item_warehouse_projected_qty(items_to_consider)
 
-	def add_to_material_request(item_code, warehouse, reorder_level, reorder_qty, material_request_type):
+	def add_to_material_request(item_code, warehouse, reorder_level, reorder_qty, material_request_type, warehouse_group=None):
 		if warehouse not in warehouse_company:
 			# a disabled warehouse
 			return
@@ -46,7 +46,10 @@
 		reorder_qty = flt(reorder_qty)
 
 		# projected_qty will be 0 if Bin does not exist
-		projected_qty = flt(item_warehouse_projected_qty.get(item_code, {}).get(warehouse))
+		if warehouse_group:
+			projected_qty = flt(item_warehouse_projected_qty.get(item_code, {}).get(warehouse_group))
+		else:
+			projected_qty = flt(item_warehouse_projected_qty.get(item_code, {}).get(warehouse))
 
 		if (reorder_level or reorder_qty) and projected_qty < reorder_level:
 			deficiency = reorder_level - projected_qty
@@ -70,7 +73,7 @@
 		if item.get("reorder_levels"):
 			for d in item.get("reorder_levels"):
 				add_to_material_request(item_code, d.warehouse, d.warehouse_reorder_level,
-					d.warehouse_reorder_qty, d.material_request_type)
+					d.warehouse_reorder_qty, d.material_request_type, warehouse_group=d.warehouse_group)
 
 	if material_requests:
 		return create_material_request(material_requests)
@@ -82,9 +85,17 @@
 		from tabBin where item_code in ({0})
 			and (warehouse != "" and warehouse is not null)"""\
 		.format(", ".join(["%s"] * len(items_to_consider))), items_to_consider):
-
+		
 		item_warehouse_projected_qty.setdefault(item_code, {})[warehouse] = flt(projected_qty)
-
+		
+		warehouse_doc = frappe.get_doc("Warehouse", warehouse)
+		
+		if warehouse_doc.parent_warehouse:
+			if not item_warehouse_projected_qty.get(item_code, {}).get(warehouse_doc.parent_warehouse):
+				item_warehouse_projected_qty.setdefault(item_code, {})[warehouse_doc.parent_warehouse] = flt(projected_qty)
+			else:
+				item_warehouse_projected_qty[item_code][warehouse_doc.parent_warehouse] += flt(projected_qty)
+				
 	return item_warehouse_projected_qty
 
 def create_material_request(material_requests):
diff --git a/erpnext/stock/report/stock_balance/stock_balance.py b/erpnext/stock/report/stock_balance/stock_balance.py
index 43b6b9a..696f2b0 100644
--- a/erpnext/stock/report/stock_balance/stock_balance.py
+++ b/erpnext/stock/report/stock_balance/stock_balance.py
@@ -71,7 +71,9 @@
 		conditions += " and item_code = '%s'" % frappe.db.escape(filters.get("item_code"), percent=False)
 
 	if filters.get("warehouse"):
-		conditions += " and warehouse = '%s'" % frappe.db.escape(filters.get("warehouse"), percent=False)
+		lft, rgt = frappe.db.get_value("Warehouse", filters.get("warehouse"), ["lft", "rgt"])
+		conditions += " and exists (select name from `tabWarehouse` wh \
+			where wh.lft >= %s and wh.rgt <= %s and sle.warehouse = wh.name)"%(lft, rgt)
 
 	return conditions
 
@@ -79,9 +81,9 @@
 	conditions = get_conditions(filters)
 	return frappe.db.sql("""select item_code, warehouse, posting_date, actual_qty, valuation_rate,
 			company, voucher_type, qty_after_transaction, stock_value_difference
-		from `tabStock Ledger Entry` force index (posting_sort_index)
+		from `tabStock Ledger Entry` sle force index (posting_sort_index)
 		where docstatus < 2 %s order by posting_date, posting_time, name""" %
-		conditions, as_dict=1)
+		conditions, as_dict=1, debug=1)
 
 def get_item_warehouse_map(filters):
 	iwb_map = {}
diff --git a/erpnext/stock/report/stock_ledger/stock_ledger.py b/erpnext/stock/report/stock_ledger/stock_ledger.py
index ac4cbbd..b2e4670 100644
--- a/erpnext/stock/report/stock_ledger/stock_ledger.py
+++ b/erpnext/stock/report/stock_ledger/stock_ledger.py
@@ -41,7 +41,7 @@
 	return frappe.db.sql("""select concat_ws(" ", posting_date, posting_time) as date,
 			item_code, warehouse, actual_qty, qty_after_transaction, incoming_rate, valuation_rate,
 			stock_value, voucher_type, voucher_no, batch_no, serial_no, company
-		from `tabStock Ledger Entry`
+		from `tabStock Ledger Entry` sle
 		where company = %(company)s and
 			posting_date between %(from_date)s and %(to_date)s
 			{sle_conditions}
@@ -73,7 +73,7 @@
 		conditions.append("""item_code in (select name from tabItem
 			{item_conditions})""".format(item_conditions=item_conditions))
 	if filters.get("warehouse"):
-		conditions.append("warehouse=%(warehouse)s")
+		conditions.append(get_warehouse_condition(filters.get("warehouse")))
 	if filters.get("voucher_no"):
 		conditions.append("voucher_no=%(voucher_no)s")
 
@@ -86,7 +86,7 @@
 	from erpnext.stock.stock_ledger import get_previous_sle
 	last_entry = get_previous_sle({
 		"item_code": filters.item_code,
-		"warehouse": filters.warehouse,
+		"warehouse": get_warehouse_condition(filters.warehouse),
 		"posting_date": filters.from_date,
 		"posting_time": "00:00:00"
 	})
@@ -96,4 +96,11 @@
 	for i, v in ((9, 'qty_after_transaction'), (11, 'valuation_rate'), (12, 'stock_value')):
 			row[i] = last_entry.get(v, 0)
 		
-	return row
\ No newline at end of file
+	return row
+	
+def get_warehouse_condition(warehouse):
+	lft, rgt = frappe.db.get_value("Warehouse", warehouse, ["lft", "rgt"])
+	
+	return " exists (select name from `tabWarehouse` wh \
+		where wh.lft >= %s and wh.rgt <= %s and sle.warehouse = wh.name)"%(lft, rgt)
+	
\ No newline at end of file
diff --git a/erpnext/stock/report/stock_projected_qty/stock_projected_qty.py b/erpnext/stock/report/stock_projected_qty/stock_projected_qty.py
index 89963ab..409833a 100644
--- a/erpnext/stock/report/stock_projected_qty/stock_projected_qty.py
+++ b/erpnext/stock/report/stock_projected_qty/stock_projected_qty.py
@@ -57,16 +57,20 @@
 	return data
 
 def get_bin_list(filters):
-	bin_filters = frappe._dict()
+	conditions = []
+	
 	if filters.item_code:
-		bin_filters.item_code = filters.item_code
+		conditions.append("item_code = '%s' "%filters.item_code)
+		
 	if filters.warehouse:
-		bin_filters.warehouse = filters.warehouse
+		lft, rgt = frappe.db.get_value("Warehouse", filters.warehouse, ["lft", "rgt"])
+	
+		conditions.append(" exists (select name from `tabWarehouse` wh \
+			where wh.lft >= %s and wh.rgt <= %s and sle.warehouse = wh.name)"%(lft, rgt))
 
-	bin_list = frappe.get_all("Bin", fields=["item_code", "warehouse",
-		"actual_qty", "planned_qty", "indented_qty", "ordered_qty", "reserved_qty",
-		"reserved_qty_for_production", "projected_qty"],
-		filters=bin_filters, order_by="item_code, warehouse")
+	bin_list = frappe.db.sql("""select item_code, warehouse, actual_qty, planned_qty, indented_qty,
+		ordered_qty, reserved_qty, reserved_qty_for_production, projected_qty
+		from tabBin where %s order by item_code, warehouse """% " and ".join(conditions), as_dict=1,debug=1)
 
 	return bin_list
 
diff --git a/erpnext/stock/utils.py b/erpnext/stock/utils.py
index 3f9de86..51d82a6 100644
--- a/erpnext/stock/utils.py
+++ b/erpnext/stock/utils.py
@@ -15,24 +15,34 @@
 	values, condition = [posting_date], ""
 
 	if warehouse:
-		values.append(warehouse)
-		condition += " AND warehouse = %s"
+		
+		lft, rgt, is_group = frappe.db.get_value("Warehouse", warehouse, ["lft", "rgt", "is_group"])
+		
+		if is_group == "Yes":
+			values.extend([lft, rgt])
+			condition += "and exists (\
+				select name from `tabWarehouse` wh where wh.name = sle.warehouse\
+				and wh.lft >= %s and wh.rgt <= %s)"
+		
+		else:
+			values.append(warehouse)
+			condition += " AND warehouse = %s"
 
 	if item_code:
 		values.append(item_code)
 		condition.append(" AND item_code = %s")
 
 	stock_ledger_entries = frappe.db.sql("""
-		SELECT item_code, stock_value
-		FROM `tabStock Ledger Entry`
+		SELECT item_code, stock_value, name, warehouse
+		FROM `tabStock Ledger Entry` sle
 		WHERE posting_date <= %s {0}
 		ORDER BY timestamp(posting_date, posting_time) DESC, name DESC
 	""".format(condition), values, as_dict=1)
 
 	sle_map = {}
 	for sle in stock_ledger_entries:
-		sle_map.setdefault(sle.item_code, flt(sle.stock_value))
-
+		sle_map[sle.item_code] = sle_map.get(sle.item_code, 0.0) + flt(sle.stock_value)
+		
 	return sum(sle_map.values())
 
 def get_stock_balance(item_code, warehouse, posting_date=None, posting_time=None, with_valuation_rate=False):
@@ -177,3 +187,8 @@
 	if warehouse_company and warehouse_company != company:
 		frappe.throw(_("Warehouse {0} does not belong to company {1}").format(warehouse, company),
 			InvalidWarehouseCompany)
+
+def is_group_warehouse(warehouse):
+	if frappe.db.get_value("Warehouse", warehouse, "is_group") == "Yes":
+		frappe.throw(_("Group node warehouse is not allowed to select for transactions"))
+	
\ No newline at end of file