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

@@ -1494,7 +1494,9 @@
 			
             _editorPasteExec: function (worksheet, node, isText,onlyFromLocalStorage)
             {
-                var pasteFragment = node;
+				if(node == undefined)
+					return;
+				var pasteFragment = node;
                 var t = this;
 				
 				if(isOnlyLocalBufferSafari && navigator.userAgent.toLowerCase().indexOf('safari') > -1 && navigator.userAgent.toLowerCase().indexOf('mac'))