diff --git a/phpBB/adm/style/ajax.js b/phpBB/adm/style/ajax.js
index cb3289b936..869126ab76 100644
--- a/phpBB/adm/style/ajax.js
+++ b/phpBB/adm/style/ajax.js
@@ -7,8 +7,8 @@
  * a forum is moved up. It moves the row up or down, and deactivates /
  * activates any up / down icons that require it (the ones at the top or bottom).
  */
-phpbb.add_ajax_callback('forum_down', function(el) {
-	el = $(el);
+phpbb.add_ajax_callback('forum_down', function() {
+	el = $(this);
 	var tr = el.parents('tr');
 	if (tr.is(':first-child'))
 	{
@@ -23,8 +23,8 @@ phpbb.add_ajax_callback('forum_down', function(el) {
 		tr.prev().find('.down').html('<a href="' + tr.data('down') + '"><img src="./images/icon_down.gif" alt="Move down" title="Move down" /></a>');
 		phpbb.ajaxify({selector: tr.prev().find('.down').children('a')}, false, 'forum_down');
 	}
-}).add_ajax_callback('forum_up', function(el) {
-	el = $(el);
+}).add_ajax_callback('forum_up', function() {
+	el = $(this);
 	var tr = el.parents('tr');
 	if (tr.is(':last-child'))
 	{
@@ -46,8 +46,8 @@ phpbb.add_ajax_callback('forum_down', function(el) {
  * It does this by replacing the text, and replacing all instances of "activate"
  * in the href with "deactivate", and vice versa.
  */
-phpbb.add_ajax_callback('act_deact', function(el, res) {
-	el = $(el);
+phpbb.add_ajax_callback('act_deact', function(res) {
+	el = $(this);
 	el.text(res.text);
 	var new_href = el.attr('href');
 	if (new_href.indexOf('deactivate') !== -1)
@@ -65,9 +65,8 @@ phpbb.add_ajax_callback('act_deact', function(el, res) {
  * The removes the parent row of the link or form that triggered the callback,
  * and is good for stuff like the removal of forums.
  */
-phpbb.add_ajax_callback('row_delete', function(el) {
-	var tr = $(el).parents('tr');
-	tr.remove();
+phpbb.add_ajax_callback('row_delete', function() {
+	$(this).parents('tr').remove();
 });
 
 
diff --git a/phpBB/assets/javascript/core.js b/phpBB/assets/javascript/core.js
index a1447af491..a8ccad863f 100644
--- a/phpBB/assets/javascript/core.js
+++ b/phpBB/assets/javascript/core.js
@@ -265,7 +265,7 @@ phpbb.ajaxify = function(options, refresh, callback) {
 
 				if (typeof phpbb.ajax_callbacks[callback] === 'function')
 				{
-					phpbb.ajax_callbacks[callback](that, res, (is_form) ? act : null);
+					phpbb.ajax_callbacks[callback].call(that, res, (is_form) ? act : null);
 				}
 
 				if (res.REFRESH_DATA)
@@ -322,7 +322,7 @@ phpbb.ajaxify = function(options, refresh, callback) {
 				data += '&' + this.name + '=' + this.value;
 			}
 
-			if (run_exception && options.exception($this.parents('form'), action, data))
+			if (run_exception && options.exception.call($this.parents('form')[0], action, data))
 			{
 				return true;
 			}
@@ -331,7 +331,7 @@ phpbb.ajaxify = function(options, refresh, callback) {
 		}
 		else
 		{
-			if (run_exception && options.exception($this))
+			if (run_exception && options.exception.call(this))
 			{
 				return true;
 			}
diff --git a/phpBB/styles/prosilver/template/ajax.js b/phpBB/styles/prosilver/template/ajax.js
index b24ab6d4d7..67feaa90b1 100644
--- a/phpBB/styles/prosilver/template/ajax.js
+++ b/phpBB/styles/prosilver/template/ajax.js
@@ -2,38 +2,38 @@
 
 
 //This callback finds the post from the delete link, and removes it.
-phpbb.add_ajax_callback('post_delete', function(el) {
-	if ($(this).data('refresh') === undefined)
+phpbb.add_ajax_callback('post_delete', function() {
+	var el = $(this);
+	if (el.data('refresh') === undefined)
 	{
-		var pid = el.href.split('&p=')[1];
-		$(el).parents('div #p' + pid).fadeOut(function() {
+		var pid = el[0].href.split('&p=')[1];
+		el.parents('div #p' + pid).fadeOut(function() {
 			$(this).remove();
 		});
 	}
 });
 
 // This callback removes the approve / disapprove div or link.
-phpbb.add_ajax_callback('post_approve', function(el, res, act) {
-	$(el).parents((act === 'approve') ? '.rules' : '.post').fadeOut(function() {
+phpbb.add_ajax_callback('post_approve', function(res, act) {
+	$(this).parents((act === 'approve') ? '.rules' : '.post').fadeOut(function() {
 		$(this).remove();
 	});
 });
 
 // This callback handles the removal of the quick reply form.
-phpbb.add_ajax_callback('qr-submit', function(el) {
-	$(el).parents('form').fadeOut(function() {
+phpbb.add_ajax_callback('qr-submit', function() {
+	$(this).parents('form').fadeOut(function() {
 		$(this).remove();
 	});
 });
 
 // This removes the parent row of the link or form that fired the callback.
-phpbb.add_ajax_callback('row_delete', function(el) {
-	var tr = $(el).parents('tr');
-	tr.remove();
+phpbb.add_ajax_callback('row_delete', function() {
+	$(this).parents('tr').remove();
 });
 
 // This handles friend / foe additions removals.
-phpbb.add_ajax_callback('zebra', function(el, res) {
+phpbb.add_ajax_callback('zebra', function(res) {
 	if (res.success) {
 		var zebra = $('.zebra');
 		zebra.html(res.MESSAGE_TEXT);
@@ -61,11 +61,11 @@ $('[data-ajax]').each(function() {
  */
 phpbb.ajaxify({
 	selector: '#quickmodform',
-	exception: function(el, act, data) {
+	exception: function(act, data) {
 		var action = phpbb.parse_querystring(data).action;
 		if (action === 'make_normal')
 		{
-			return !(el.find('select option[value="make_global"]').length);
+			return !($(this).find('select option[value="make_global"]').length);
 		}
 		else if (action.slice(-4) === 'lock')
 		{