Index: trunk/kernel/admin_templates/incs/ajax.js
===================================================================
diff -u -r5062 -r5063
--- trunk/kernel/admin_templates/incs/ajax.js	(.../ajax.js)	(revision 5062)
+++ trunk/kernel/admin_templates/incs/ajax.js	(.../ajax.js)	(revision 5063)
@@ -2,16 +2,18 @@
 
 Request.timeout = 5000; //5 seconds
 Request.method = 'GET';
-Request.contentType = '';
+Request.headers = new Array();
 Request.params = null;
 
-Request.makeRequest = function(p_url, p_busyReq, p_progId, p_successCallBack, p_errorCallBack, p_pass) {
+Request.makeRequest = function(p_url, p_busyReq, p_progId, p_successCallBack, p_errorCallBack, p_pass, p_object) {
 	//p_url: the web service url
 	//p_busyReq: is a request for this object currently in progress?
 	//p_progId: element id where progress HTML should be shown
 	//p_successCallBack: callback function for successful response
 	//p_errorCallBack: callback function for erroneous response
 	//p_pass: string of params to pass to callback functions
+	//p_object: object of params to pass to callback functions
+	
 	if (p_busyReq) return;
 	var req = Request.getRequest();
 	if (req != null) {
@@ -22,38 +24,44 @@
 				p_busyReq = false;
 				window.clearTimeout(toId);
 				if (req.status == 200) {
-					p_successCallBack(req,p_pass);
+					p_successCallBack(req, p_pass, p_object);
 				} else {
-					p_errorCallBack(req,p_pass);
+					p_errorCallBack(req, p_pass, p_object);
 				}
 				Request.hideProgress(p_progId);
 			}
 		}
 		
 		var $ajax_mark = (p_url.indexOf('?') ? '&' : '?') + 'ajax=yes';
 		req.open(Request.method, p_url + $ajax_mark, true);
+		
 		if (Request.method == 'POST') {
-			req.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');
-			req.setRequestHeader("referer", p_url);
+			Request.headers['Content-type'] = 'application/x-www-form-urlencoded';
+			Request.headers['referer'] = p_url;
+		}
+		else {
+			Request.headers['If-Modified-Since'] = 'Sat, 1 Jan 2000 00:00:00 GMT';
+		}
+		
+		Request.sendHeaders(req);
+		if (Request.method == 'POST') {
 			req.send(Request.params);
 			Request.method = 'GET'; // restore method back to GET
 		}
 		else {
-			req.setRequestHeader('If-Modified-Since', 'Sat, 1 Jan 2000 00:00:00 GMT');
-			if (Request.contentType) {
-				req.setRequestHeader('Content-type', Request.contentType);
-				req.send(null);
-				Request.contentType = '';
-			}
-			else {
-				req.send(null);
-			}
+			req.send(null);
 		}
-		
+		Request.headers = new Array(); // reset header afterwards
 		var toId = window.setTimeout( function() {if (p_busyReq) req.abort();}, Request.timeout );
 	}
 }
 
+Request.sendHeaders = function($request) {
+	for (var $header_name in Request.headers) {
+		$request.setRequestHeader($header_name, Request.headers[$header_name]);
+	}
+}
+
 Request.getRequest = function() {
 	var xmlHttp;
 	try { xmlHttp = new ActiveXObject('MSXML2.XMLHTTP'); return xmlHttp; } catch (e) {}