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) {}
Index: trunk/kernel/admin_templates/incs/tree.js
===================================================================
diff -u -r5062 -r5063
--- trunk/kernel/admin_templates/incs/tree.js	(.../tree.js)	(revision 5062)
+++ trunk/kernel/admin_templates/incs/tree.js	(.../tree.js)	(revision 5063)
@@ -326,8 +326,8 @@
 TreeFolder.prototype.folderClick = function(img)
 {
 	if (this.LateLoadURL && !this.Loaded) {
-		Request.contentType = 'text/xml';
-		Request.makeRequest(this.LateLoadURL, false, '', this.successCallback, this.errorCallback, this);
+		Request.headers['Content-type'] = 'text/xml';
+		Request.makeRequest(this.LateLoadURL, false, '', this.successCallback, this.errorCallback, '', this);
 	}
 
 	if (this.Expanded) {
@@ -338,15 +338,15 @@
 	}
 }
 
-TreeFolder.prototype.successCallback = function ($request, $object) {
+TreeFolder.prototype.successCallback = function ($request, $params, $object) {
 	$object.ProcessXMLNode($request.responseXML);
 	$object.Loaded = true;
 	$object.Render();
 	$object.locateTopItem().updateLastNodes();
 	$object.expand();
 }
 
-TreeFolder.prototype.errorCallback = function($request, $params) {
+TreeFolder.prototype.errorCallback = function($request, $params, $object) {
 	alert('AJAX ERROR: ' + Request.getErrorHtml($request));
 }
 
Index: trunk/core/kernel/utility/debugger/debugger.js
===================================================================
diff -u -r4996 -r5063
--- trunk/core/kernel/utility/debugger/debugger.js	(.../debugger.js)	(revision 4996)
+++ trunk/core/kernel/utility/debugger/debugger.js	(.../debugger.js)	(revision 5063)
@@ -2,13 +2,14 @@
 
 DebugReq.timeout = 5000; //5 seconds
 
-DebugReq.makeRequest = function(p_url, p_busyReq, p_progId, p_successCallBack, p_errorCallBack, p_pass) {
+DebugReq.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;
 	}
@@ -21,9 +22,9 @@
 				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);
 				}
 			}
 		}
@@ -141,26 +142,31 @@
 }
 
 Debugger.prototype.Query = function() {
-	DebugReq.makeRequest(this.DebugURL, this.busyRequest, '', this.successCallback, this.errorCallback, '');
+	DebugReq.makeRequest(this.DebugURL, this.busyRequest, '', this.successCallback, this.errorCallback, '', this);
 }
 
-Debugger.prototype.successCallback = function(p_req, p_pass) {
+Debugger.prototype.successCallback = function(p_req, p_pass, p_object) {
 	var contents = p_req.responseText;
 	
-	contents = contents.split($Debugger.RowSeparator);
+	contents = contents.split(p_object.RowSeparator);
 	if (contents.length == 1) {
 		alert('error: '+p_req.responseText);
-		$Debugger.IsQueried = true;
+		p_object.IsQueried = true;
 		return ;
 	}
 
 	for (var $i = 0; $i < contents.length - 1; $i++) {
-		$Debugger.AppendRow(contents[$i]);
+		p_object.AppendRow(contents[$i]);
 	}
 	
-	$Debugger.Refresh();
+	p_object.Refresh();
 }
 
+Debugger.prototype.errorCallback = function(p_req, p_pass, p_object) {
+	alert('AJAX ERROR: '+DebugReq.getErrorHtml(p_req));
+	p_object.Refresh();
+}
+
 Debugger.prototype.Refresh = function() {
 	// progress mether row
 	this.RemoveRow(0);
@@ -169,11 +175,6 @@
 	this.DebuggerDIV.scrollLeft = 0;
 }
 
-Debugger.prototype.errorCallback = function(p_req, p_pass) {
-	alert('AJAX ERROR: '+DebugReq.getErrorHtml(p_req));
-	$Debugger.Refresh();
-}
-
 Debugger.prototype.Resize = function($e) {
 	if (!this.DebuggerDIV) return false;
 	var $pageTop = document.all ? document.body.offsetTop + document.body.scrollTop : window.scrollY;
Index: trunk/core/admin_templates/js/catalog.js
===================================================================
diff -u -r5057 -r5063
--- trunk/core/admin_templates/js/catalog.js	(.../catalog.js)	(revision 5057)
+++ trunk/core/admin_templates/js/catalog.js	(.../catalog.js)	(revision 5063)
@@ -50,12 +50,12 @@
 	Request.method = $kf.method.toUpperCase();
 
 	this.BusyRequest[$prefix] = false;
-	Request.makeRequest($kf.action, this.BusyRequest[$prefix], $tab_id + '_div', this.successCallback, this.errorCallback, $tab_id + '_div');
+	Request.makeRequest($kf.action, this.BusyRequest[$prefix], $tab_id + '_div', this.successCallback, this.errorCallback, $tab_id + '_div', this);
 
 	$form_name = 'kernel_form'; // restore back to main form with current category id of catalog
 };
 
-Catalog.prototype.successCallback = function($request, $params) {
+Catalog.prototype.successCallback = function($request, $params, $object) {
 	var $text = $request.responseText;
 	if ($text.match(/^#redirect#(.*)/)) {
 		// redirect to external template requested
@@ -64,9 +64,9 @@
 	}
 
 	$params = $params.split(',');
-	var $js_end = $text.indexOf($Catalog.Separator);
+	var $js_end = $text.indexOf($object.Separator);
 	if ($js_end != -1) {
-		document.getElementById($params[0]).innerHTML = $text.substring($js_end + $Catalog.Separator.length);
+		document.getElementById($params[0]).innerHTML = $text.substring($js_end + $object.Separator.length);
 		eval($text.substring(0, $js_end));
 	}
 	else {
@@ -76,7 +76,7 @@
 	if (isset($Debugger)) $Debugger.Clear();
 }
 
-Catalog.prototype.errorCallback = function($request, $params) {
+Catalog.prototype.errorCallback = function($request, $params, $object) {
 	alert('AJAX ERROR: ' + Request.getErrorHtml($request));
 }
 
@@ -122,7 +122,7 @@
 	var $prefix = this.TabRegistry[0]['prefix'];
 	var $tab_id = this.TabRegistry[0]['tab_id'];
 	this.BusyRequest[$prefix] = false;
-	Request.makeRequest($url, this.BusyRequest[$prefix], $tab_id + '_div', this.successCallback, this.errorCallback, $tab_id + '_div');
+	Request.makeRequest($url, this.BusyRequest[$prefix], $tab_id + '_div', this.successCallback, this.errorCallback, $tab_id + '_div', this);
 	this.switchTab(); // refresh current item tab
 }
 
@@ -160,7 +160,7 @@
 		$url = $url.replace('#CATEGORY_ID#', $cat_id);
 
 		this.BusyRequest[$prefix] = false;
-		Request.makeRequest($url, this.BusyRequest[$prefix], $div_id, this.successCallback, this.errorCallback, $div_id);
+		Request.makeRequest($url, this.BusyRequest[$prefix], $div_id, this.successCallback, this.errorCallback, $div_id, this);
 //		$Debugger.ShowProps(this.BusyRequest);
 	}
 	/*else {
Index: trunk/kernel/admin_templates/incs/catalog.js
===================================================================
diff -u -r5057 -r5063
--- trunk/kernel/admin_templates/incs/catalog.js	(.../catalog.js)	(revision 5057)
+++ trunk/kernel/admin_templates/incs/catalog.js	(.../catalog.js)	(revision 5063)
@@ -50,12 +50,12 @@
 	Request.method = $kf.method.toUpperCase();
 
 	this.BusyRequest[$prefix] = false;
-	Request.makeRequest($kf.action, this.BusyRequest[$prefix], $tab_id + '_div', this.successCallback, this.errorCallback, $tab_id + '_div');
+	Request.makeRequest($kf.action, this.BusyRequest[$prefix], $tab_id + '_div', this.successCallback, this.errorCallback, $tab_id + '_div', this);
 
 	$form_name = 'kernel_form'; // restore back to main form with current category id of catalog
 };
 
-Catalog.prototype.successCallback = function($request, $params) {
+Catalog.prototype.successCallback = function($request, $params, $object) {
 	var $text = $request.responseText;
 	if ($text.match(/^#redirect#(.*)/)) {
 		// redirect to external template requested
@@ -64,9 +64,9 @@
 	}
 
 	$params = $params.split(',');
-	var $js_end = $text.indexOf($Catalog.Separator);
+	var $js_end = $text.indexOf($object.Separator);
 	if ($js_end != -1) {
-		document.getElementById($params[0]).innerHTML = $text.substring($js_end + $Catalog.Separator.length);
+		document.getElementById($params[0]).innerHTML = $text.substring($js_end + $object.Separator.length);
 		eval($text.substring(0, $js_end));
 	}
 	else {
@@ -76,7 +76,7 @@
 	if (isset($Debugger)) $Debugger.Clear();
 }
 
-Catalog.prototype.errorCallback = function($request, $params) {
+Catalog.prototype.errorCallback = function($request, $params, $object) {
 	alert('AJAX ERROR: ' + Request.getErrorHtml($request));
 }
 
@@ -122,7 +122,7 @@
 	var $prefix = this.TabRegistry[0]['prefix'];
 	var $tab_id = this.TabRegistry[0]['tab_id'];
 	this.BusyRequest[$prefix] = false;
-	Request.makeRequest($url, this.BusyRequest[$prefix], $tab_id + '_div', this.successCallback, this.errorCallback, $tab_id + '_div');
+	Request.makeRequest($url, this.BusyRequest[$prefix], $tab_id + '_div', this.successCallback, this.errorCallback, $tab_id + '_div', this);
 	this.switchTab(); // refresh current item tab
 }
 
@@ -160,7 +160,7 @@
 		$url = $url.replace('#CATEGORY_ID#', $cat_id);
 
 		this.BusyRequest[$prefix] = false;
-		Request.makeRequest($url, this.BusyRequest[$prefix], $div_id, this.successCallback, this.errorCallback, $div_id);
+		Request.makeRequest($url, this.BusyRequest[$prefix], $div_id, this.successCallback, this.errorCallback, $div_id, this);
 //		$Debugger.ShowProps(this.BusyRequest);
 	}
 	/*else {