diff --git a/buying/doctype/purchase_common/purchase_common.js b/buying/doctype/purchase_common/purchase_common.js
index bf2cbce..e93d34e 100644
--- a/buying/doctype/purchase_common/purchase_common.js
+++ b/buying/doctype/purchase_common/purchase_common.js
@@ -25,6 +25,7 @@
 erpnext.buying.BuyingController = erpnext.TransactionController.extend({
 	onload: function() {
 		this.setup_queries();
+		this._super();
 	},
 	
 	setup_queries: function() {
@@ -39,6 +40,7 @@
 			
 			this.frm.set_query("price_list_currency", function() {
 				return{
+					query: "controllers.queries.get_price_list_currency",
 					filters: {
 						'price_list_name': me.frm.doc.price_list_name,
 						'buying_or_selling': "Buying"
diff --git a/buying/doctype/purchase_common/purchase_common.py b/buying/doctype/purchase_common/purchase_common.py
index 1eb2809..e14b1ca 100644
--- a/buying/doctype/purchase_common/purchase_common.py
+++ b/buying/doctype/purchase_common/purchase_common.py
@@ -221,4 +221,4 @@
 			if d.prevdoc_doctype and d.prevdoc_docname:
 				dt = sql("select transaction_date from `tab%s` where name = %s" 
 					% (d.prevdoc_doctype, '%s'), (d.prevdoc_docname))
-				d.prevdoc_date = dt and dt[0][0].strftime('%Y-%m-%d') or ''
+				d.prevdoc_date = dt and dt[0][0].strftime('%Y-%m-%d') or ''
\ No newline at end of file
diff --git a/controllers/queries.py b/controllers/queries.py
index ab2e234..d5f8dcb 100644
--- a/controllers/queries.py
+++ b/controllers/queries.py
@@ -217,4 +217,12 @@
 			and %(cond)s `tabProject`.name like "%(txt)s" %(mcond)s 
 		order by `tabProject`.name asc 
 		limit %(start)s, %(page_len)s """ % {'cond': cond,'txt': "%%%s%%" % txt, 
-		'mcond':get_match_cond(doctype, searchfield),'start': start, 'page_len': page_len})
\ No newline at end of file
+		'mcond':get_match_cond(doctype, searchfield),'start': start, 'page_len': page_len})
+		
+def get_price_list_currency(doctype, txt, searchfield, start, page_len, filters):
+	return webnotes.conn.sql("""select ref_currency from `tabItem Price` 
+		where price_list_name = %s and buying_or_selling = %s
+		and `%s` like %s order by ref_currency asc limit %s, %s""" %
+		("%s", "%s", searchfield, "%s", "%s", "%s"), 
+		(filters["price_list_name"], filters['buying_or_selling'], "%%%s%%" % txt, 
+			start, page_len))
\ No newline at end of file
diff --git a/stock/doctype/material_request/material_request.txt b/stock/doctype/material_request/material_request.txt
index 92bca0a..f6dd6e6 100644
--- a/stock/doctype/material_request/material_request.txt
+++ b/stock/doctype/material_request/material_request.txt
@@ -2,7 +2,7 @@
  {
   "creation": "2013-03-07 14:48:38", 
   "docstatus": 0, 
-  "modified": "2013-07-09 11:39:32", 
+  "modified": "2013-07-15 17:50:38", 
   "modified_by": "Administrator", 
   "owner": "Administrator"
  }, 
@@ -16,7 +16,7 @@
   "module": "Stock", 
   "name": "__common__", 
   "read_only_onload": 1, 
-  "search_fields": "status,transaction_date,sales_order_no"
+  "search_fields": "status,transaction_date"
  }, 
  {
   "doctype": "DocField",