Index: http/javascripts/mod_savewmc.php
===================================================================
--- http/javascripts/mod_savewmc.php	(revision 1752)
+++ http/javascripts/mod_savewmc.php	(working copy)
@@ -26,7 +26,12 @@
 echo "mod_savewmc_target = '".$e_target."';";
 ?>
 function setOnUnload() {
-	document.getElementsByTagName('body')[0].setAttribute("onUnload", "mod_savewmc('session');");
+	if (ie) {
+		document.getElementsByTagName('body')[0].onunload = function() {var x = new Function ("", "mod_savewmc_session()"); x(); };
+	}
+	else {
+		document.getElementsByTagName('body')[0].setAttribute("onUnload", "mod_savewmc_session();");
+	}
 }
 
 try {if (saveInSession) {}}catch(e) {saveInSession = 0;}
@@ -31,7 +36,7 @@
 
 try {if (saveInSession) {}}catch(e) {saveInSession = 0;}
 
-if (saveInSession == '1') {
+if (saveInSession == 1) {
 	mb_registerInitFunctions('setOnUnload()');
 }
 
@@ -38,22 +43,26 @@
 var mod_savewmc_img = new Image(); mod_savewmc_img.src = "<?php  echo $e_src;  ?>";
 //var mod_savewmc_img_over = new Image(); mod_savewmc_img_over.src = "<?php  echo preg_replace("/_off/","_over",$e_src);  ?>";
 
+function mod_savewmc_session(){
+	sendMapDataToServer("session", function(result, status) {});
+}
 
 function mod_savewmc(title){
+	var generalTitle = title ? title : prompt("Save WMC as...");
+	if (generalTitle != "" && generalTitle != null) {
+		sendMapDataToServer(generalTitle, function(result, status) {alert(status + ": " + result);});
+	}
+}
+
+function sendMapDataToServer(generalTitle, callbackFunction) {
+	var user = "<?php echo $_SESSION["mb_user_id"]; ?>";
+	var ind = getMapObjIndexByName(mod_savewmc_target);
 	
-	var ind = getMapObjIndexByName(mod_savewmc_target);
-	var session = 0;
-	var generalTitle = title;
+	var	extensionDataString = "";
+	if (currentWmcExtensionData != null) {
+		extensionDataString = currentWmcExtensionData.toJSONString();
+	}
 
-	if (generalTitle) {
-		if (generalTitle == 'session') {
-			session = 1;
-		}
-	}
-	else {
-		generalTitle = prompt("Save WMC as...");
-	}
-	mb_ajax_post("../php/mod_insertWmcIntoDb.php", {"saveInSession":session, "generalTitle":generalTitle, "mapObject":mb_mapObj[ind].toJSONString()}, function (result, status) {
-		alert(result);
-	});
+	window.frames['ajax'].$.ajaxSetup({async:false}); //TODO: find out why async doesn't work onunload
+	window.frames['ajax'].$.post("../php/mod_insertWmcIntoDb.php", {"saveInSession":saveInSession, "generalTitle":generalTitle, "extensionData":extensionDataString, "mapObject":mb_mapObj[ind].toJSONString()}, callbackFunction);
 }
\ No newline at end of file