Index: branches/RC/core/admin_templates/js/forms.js
===================================================================
diff -u -r9266 -r9639
--- branches/RC/core/admin_templates/js/forms.js	(.../forms.js)	(revision 9266)
+++ branches/RC/core/admin_templates/js/forms.js	(.../forms.js)	(revision 9639)
@@ -104,6 +104,35 @@
 				}
 			}
 		}
+
+	addEvent(window, 'unload', function() {
+		if (!unload_legal) { // it's set in submit_kernel_form - if we are submitting form, the unload is already handled
+			// if we got here, it means that we are closing window ilegally (through OS interace X button)
+//			alert('closing window');
+			// we need to clear temp tables then
+
+			var req = Request.getRequest();
+			var $ajax_mark = (_DropTempUrl.indexOf('?') ? '&' : '?') + 'ajax=yes';
+			req.open('GET', _DropTempUrl + $ajax_mark, false); //!!!SYNCRONIOUS!!! REQUEST (3rd param = false!!!)
+			req.send(null);
+
+//			window.opener.EditWindowClosed(_DropTempUrl);
+//			alert('request sent, closing widow');
+		}
+	});
+
+	// we need to set unload_legal to true if we are refreshing current window, because onunload will still fire
+	addEvent(document, 'keydown', function(e) {
+		var code;
+		if (!e) var e = window.event;
+		if (e.keyCode) code = e.keyCode;
+		else if (e.which) code = e.which;
+		if (code == 116 || (e.ctrlKey && code == 82)) unload_legal = true; //F5 or Ctrl+R
+	});
+
+	if (_Simultanious_Edit_Message != '') {
+		alert(_Simultanious_Edit_Message);
+	}
 }
 
 Form.addControl = function(id, options) {