правка для бага №14662

git-svn-id: svn://192.168.3.15/activex/AVS/Sources/TeamlabOffice/trunk/OfficeWeb@51564 954022d7-b5bf-4e40-9824-e11837661b57

Excel/model/clipboard.js

@@ -1494,6 +1494,8 @@
 			
             _editorPasteExec: function (worksheet, node, isText,onlyFromLocalStorage)
             {
+				if(node == undefined)
+					return;
 				var pasteFragment = node;
                 var t = this;