Index: branches/RC/core/admin_templates/js/application.js
===================================================================
diff -u -r11368 -r11482
--- branches/RC/core/admin_templates/js/application.js	(.../application.js)	(revision 11368)
+++ branches/RC/core/admin_templates/js/application.js	(.../application.js)	(revision 11482)
@@ -2,6 +2,39 @@
 	this.Hooks = new Array ();
 }
 
+kApplication.prototype.footerInit = function () {
+	if (use_popups() && window.name.match(/[\d]+$/)) {
+		addEvent(
+			window, 'unload',
+			function() {
+//				alert('unload event; unload legal: ' + unload_legal);
+				if (!unload_legal && window.name != 'main') {
+					// it's set in submit_kernel_form - if we are submitting form, the unload is already handled
+					// if we got here, it means that we are closing window ilegally (through OS interace X button)
+//						alert('closing window');
+					// we need to clear temp tables then
+
+					getFrame('head').WatchClosing(window, _DropTempUrl);
+				}
+			}
+		);
+
+		// we need to set unload_legal to true if we are refreshing current window, because onunload will still fire
+		addEvent(document, 'keydown',
+			function(e) {
+				var code;
+				if (!e) var e = window.event;
+				if (e.keyCode) code = e.keyCode;
+				else if (e.which) code = e.which;
+				if (code == 116 || (e.ctrlKey && code == 82)) {
+					unload_legal = true; //F5 or Ctrl+R
+//					alert('[document.keydown] setting unload_legal = true');
+				}
+			}
+		);
+	}
+}
+
 kApplication.prototype.SetVar = function ($name, $value) {
 	set_hidden_field($name, $value);
 }