tabify modifications, minor coding style/message updates
diff --git a/stock/doctype/stock_ledger_entry/stock_ledger_entry.py b/stock/doctype/stock_ledger_entry/stock_ledger_entry.py
index 4828ca4..d9a8c8c 100644
--- a/stock/doctype/stock_ledger_entry/stock_ledger_entry.py
+++ b/stock/doctype/stock_ledger_entry/stock_ledger_entry.py
@@ -90,13 +90,12 @@
 			if getdate(self.doc.posting_date) <= getdate(stock_frozen_upto) and not stock_auth_role in webnotes.user.get_roles():
 				msgprint("You are not authorized to do / modify back dated stock entries before %s" % getdate(stock_frozen_upto).strftime('%d-%m-%Y'), raise_exception=1)
 
-                stock_frozen_upto_days = webnotes.conn.get_value('Stock Settings', None, 'stock_frozen_upto_days') or 0
-                if stock_frozen_upto_days:
-                        stock_auth_role = webnotes.conn.get_value('Stock Settings', None,'stock_auth_role')
-                        posting_date = getdate(self.doc.posting_date)
-                        frozen_days  = timedelta(days=stock_frozen_upto_days)
-                        if posting_date + frozen_days <= date.today() and not stock_auth_role in webnotes.user.get_roles():
-                                msgprint("You are not authorized to do / modify back dated stock entries %d ago" %stock_frozen_upto_days, raise_exception=1)
+		stock_frozen_upto_days = webnotes.conn.get_value('Stock Settings', None, 'stock_frozen_upto_days') or 0
+		if stock_frozen_upto_days:
+			stock_auth_role = webnotes.conn.get_value('Stock Settings', None,'stock_auth_role')
+			older_than_x_days_ago = (add_date(getdate(self.doc.posting_date), stock_frozen_upto_days) <= date.today())
+			if older_than_x_days_ago and not stock_auth_role in webnotes.user.get_roles():
+				msgprint("You are not authorized to do / modify back dated stock entries older than %d days ago" %stock_frozen_upto_days, raise_exception=1)
 
 
 	def scrub_posting_time(self):
diff --git a/stock/doctype/stock_settings/stock_settings.py b/stock/doctype/stock_settings/stock_settings.py
index a061aaa..8592503 100644
--- a/stock/doctype/stock_settings/stock_settings.py
+++ b/stock/doctype/stock_settings/stock_settings.py
@@ -20,8 +20,8 @@
 		set_by_naming_series("Item", "item_code",
 			self.doc.get("item_naming_by")=="Naming Series", hide_name_field=True)
 
-                stock_frozen_limit = 356
-                submitted_stock_frozen = self.doc.fields.get("stock_frozen_upto_days")
-                if submitted_stock_frozen > stock_frozen_limit:
-                        self.doc.fields["stock_frozen_upto_days"] = stock_frozen_limit
-                        webnotes.msgprint (_("Stocks cannot be freezed for days larger than %d.") %stock_frozen_limit)
+		stock_frozen_limit = 356
+		submitted_stock_frozen = self.doc.stock_frozen_upto_days
+		if submitted_stock_frozen > stock_frozen_limit:
+			self.doc.stock_frozen_upto_days = stock_frozen_limit
+			webnotes.msgprint (_("`Stocks Freeze Older Than` should be smaller than %d days.") %stock_frozen_limit)
diff --git a/stock/doctype/stock_settings/stock_settings.txt b/stock/doctype/stock_settings/stock_settings.txt
index ca12296..a179091 100644
--- a/stock/doctype/stock_settings/stock_settings.txt
+++ b/stock/doctype/stock_settings/stock_settings.txt
@@ -2,7 +2,7 @@
  {
   "creation": "2013-06-24 16:37:54",
   "docstatus": 0,
-  "modified": "2014-01-27 17:29:56",
+  "modified": "2014-01-27 20:00:56",
   "modified_by": "Administrator",
   "owner": "Administrator"
  },
@@ -119,7 +119,7 @@
   "doctype": "DocField",
   "fieldname": "stock_frozen_upto_days",
   "fieldtype": "Int",
-  "label": "Stock Frozen Upto [Days Ago]"
+  "label": "Freeze Stocks Older Than [Days]"
  },
  {
   "doctype": "DocField",