diff --git a/erpnext/projects/doctype/timesheet/timesheet.js b/erpnext/projects/doctype/timesheet/timesheet.js
index 9ba24e3..ebdb535 100644
--- a/erpnext/projects/doctype/timesheet/timesheet.js
+++ b/erpnext/projects/doctype/timesheet/timesheet.js
@@ -5,7 +5,8 @@
 frappe.ui.form.on("Timesheet", {
 	setup: function(frm) {
 		frm.get_field('time_logs').grid.editable_fields = [
-			{fieldname: 'activity_type', columns: 4},
+			{fieldname: 'billable', columns: 2},
+			{fieldname: 'activity_type', columns: 2},
 			{fieldname: 'from_time', columns: 2},
 			{fieldname: 'hours', columns: 2},
 			{fieldname: 'to_time', columns: 2},
@@ -37,7 +38,7 @@
 	refresh: function(frm) {
 		if(frm.doc.docstatus==1) {
 			if(!frm.doc.sales_invoice && frm.doc.total_billing_amount > 0
-				&& frm.doc.employee){
+				&& !frm.doc.production_order){
 				frm.add_custom_button(__("Make Sales Invoice"), function() { frm.trigger("make_invoice") },
 					"icon-file-alt");
 			}
@@ -106,25 +107,20 @@
 
 	activity_type: function(frm, cdt, cdn) {
 		child = locals[cdt][cdn];
-		if(frm.doc.employee || frm.doc.production_order){
-			frappe.call({
-				method: "erpnext.projects.doctype.timesheet.timesheet.get_activity_cost",
-				args: {
-					employee: frm.doc.employee,
-					activity_type: child.activity_type
-				},
-				callback: function(r){
-					if(r.message){
-						frappe.model.set_value(cdt, cdn, 'billing_rate', r.message['billing_rate']);
-						frappe.model.set_value(cdt, cdn, 'costing_rate', r.message['costing_rate']);
-						calculate_billing_costing_amount(frm, cdt, cdn)
-					}
+		frappe.call({
+			method: "erpnext.projects.doctype.timesheet.timesheet.get_activity_cost",
+			args: {
+				employee: frm.doc.employee,
+				activity_type: child.activity_type
+			},
+			callback: function(r){
+				if(r.message){
+					frappe.model.set_value(cdt, cdn, 'billing_rate', r.message['billing_rate']);
+					frappe.model.set_value(cdt, cdn, 'costing_rate', r.message['costing_rate']);
+					calculate_billing_costing_amount(frm, cdt, cdn)
 				}
-			})
-		}else {
-			frappe.model.set_value(cdt, cdn, 'activity_type', null);
-			frappe.show_alert(__("Select employee"))
-		}
+			}
+		})
 	}
 });
 
diff --git a/erpnext/projects/doctype/timesheet_detail/timesheet_detail.json b/erpnext/projects/doctype/timesheet_detail/timesheet_detail.json
index c4748fd..ce8c569 100644
--- a/erpnext/projects/doctype/timesheet_detail/timesheet_detail.json
+++ b/erpnext/projects/doctype/timesheet_detail/timesheet_detail.json
@@ -14,7 +14,7 @@
    "allow_on_submit": 0, 
    "bold": 0, 
    "collapsible": 0, 
-   "depends_on": "eval:parent.employee", 
+   "depends_on": "eval:!parent.production_order", 
    "fieldname": "billable", 
    "fieldtype": "Check", 
    "hidden": 0, 
@@ -163,7 +163,7 @@
    "allow_on_submit": 0, 
    "bold": 0, 
    "collapsible": 0, 
-   "depends_on": "eval:parent.employee", 
+   "depends_on": "eval:!parent.production_order", 
    "fieldname": "section_break_11", 
    "fieldtype": "Section Break", 
    "hidden": 0, 
@@ -532,7 +532,7 @@
  "issingle": 0, 
  "istable": 1, 
  "max_attachments": 0, 
- "modified": "2016-07-11 03:28:09.410519", 
+ "modified": "2016-07-18 13:57:29.873073", 
  "modified_by": "Administrator", 
  "module": "Projects", 
  "name": "Timesheet Detail",