diff --git a/javascript/GridFieldSortableRows.js b/javascript/GridFieldSortableRows.js
index ce67476..615a3dd 100644
--- a/javascript/GridFieldSortableRows.js
+++ b/javascript/GridFieldSortableRows.js
@@ -1,129 +1,131 @@
 (function($) {
-	$('.ss-gridfield .gridfield-sortablerows input').entwine({
-		onmatch: function() {
-			var self=this;
-			var refCheckbox=$(this);
-			
-			var gridField=$(this).getGridField();
-			
-			if($(this).is(':checked')) {
-				gridField.find('table').addClass('dragSorting');
-			}else {
-				gridField.find('table').removeClass('dragSorting');
-			}
-			
-			gridField.find('tbody').sortable({
-											opacity: 0.6,
-											disabled: ($(this).is(':checked')==false),
-											helper: function(e, ui) {
-												//Maintains width of the columns
-												ui.children().each(function() {
-													$(this).width($(this).width());
-												});
-												
-												return ui;
-											},
-											update: function(event, ui) {
-												var dataRows=[];
-												var gridItems=gridField.getItems();
-												var button=refCheckbox.parent().find('.sortablerows-toggle');
-												
-												
-												for(var i=0;i<gridItems.length;i++) {
-													dataRows[i]=$(gridItems[i]).data('id');
-												}
-												
-												
-												self._makeRequest({data: [
-																			{
-																				name: button.attr('name'),
-																				value: button.val()
-																			},
-																			{
-																				name: 'Items',
-																				value: dataRows
-																			}
-																		]});
-											}
-										}).disableSelection();
-			
-			gridField.find('.datagrid-pagination .ss-gridfield-previouspage, .datagrid-pagination .ss-gridfield-nextpage').each(function() {
-															$(this).droppable({
-																		disabled: $(this).is(':disabled'),
-																		accept: 'tr.ss-gridfield-item',
-																		activeClass: 'sortablerows-droptarget',
-																		tolerance: 'pointer',
-																		drop: function(event, ui) {
-																			gridField.find('tbody').sortable('cancel');
-																			
-																			var button=refCheckbox.parent().find('.sortablerows-sorttopage');
-																			var itemID=$(ui.draggable).data('id');
-																			var target='';
-																			
-																			
-																			if($(this).hasClass('ss-gridfield-previouspage')) {
-																				target='previouspage';
-																			}else if($(this).hasClass('ss-gridfield-nextpage')) {
-																				target='nextpage';
-																			}
-																			
-																			
-																			//Move and Reload the grid
-																			gridField.reload({data: [
-																										{
-																											name: button.attr('name'),
-																											value: button.val()
-																										},
-																										{
-																											name: 'ItemID',
-																											value: itemID
-																										},
-																										{
-																											name: 'Target',
-																											value: target
-																										}
-																									]});
-																			
-																			event.stopPropagation();
-																			event.stopImmediatePropagation();
-																		}
-																	});
-														});
-		},
-		
-		onchange: function(e) {
-			var gridField=$(this).getGridField();
-			gridField.find('tbody').sortable('option', 'disabled', ($(this).is(':checked')==false));
-			gridField.setState('GridFieldSortableRows', {sortableToggle: $(this).is(':checked')});
-			
-			
-			var button=$(this).parent().find('.sortablerows-disablepagenator');
-			gridField.reload({data: [{name: button.attr('name'), value: button.val()}]});
-		},
-		
-		_makeRequest: function(ajaxOpts, callback) {
-			var gridField=$(this).getGridField();
-			var form = gridField.closest('form'), 
-				focusedElName = gridField.find(':input:focus').attr('name'); // Save focused element for restoring after refresh
-			
-			ajaxOpts.data = ajaxOpts.data.concat(form.find(':input').serializeArray());
-			
-			// Include any GET parameters from the current URL, as the view state might depend on it.
-			// For example, a list prefiltered through external search criteria might be passed to GridField.
-			if(window.location.search) {
-				ajaxOpts.data = window.location.search.replace(/^\?/, '') + '&' + $.param(ajaxOpts.data);
-			}
-			
-			$.ajax($.extend({}, {
-				headers: {"X-Pjax" : 'CurrentField'},
-				type: "POST",
-				url: gridField.data('url'),
-				dataType: 'html',
-				success: callback,
-				error: function(e) {
-					alert(ss.i18n._t('GRIDFIELD.ERRORINTRANSACTION'));
+	$.entwine('ss', function($) {
+		$('.ss-gridfield .gridfield-sortablerows input').entwine({
+			onmatch: function() {
+				var self=this;
+				var refCheckbox=$(this);
+				
+				var gridField=this.getGridField();
+				
+				if($(this).is(':checked')) {
+					gridField.find('table').addClass('dragSorting');
+				}else {
+					gridField.find('table').removeClass('dragSorting');
 				}
-			}, ajaxOpts));
-		}
+				
+				gridField.find('tbody').sortable({
+												opacity: 0.6,
+												disabled: ($(this).is(':checked')==false),
+												helper: function(e, ui) {
+													//Maintains width of the columns
+													ui.children().each(function() {
+														$(this).width($(this).width());
+													});
+													
+													return ui;
+												},
+												update: function(event, ui) {
+													var dataRows=[];
+													var gridItems=gridField.getItems();
+													var button=refCheckbox.parent().find('.sortablerows-toggle');
+													
+													
+													for(var i=0;i<gridItems.length;i++) {
+														dataRows[i]=$(gridItems[i]).data('id');
+													}
+													
+													
+													self._makeRequest({data: [
+																				{
+																					name: button.attr('name'),
+																					value: button.val()
+																				},
+																				{
+																					name: 'Items',
+																					value: dataRows
+																				}
+																			]});
+												}
+											}).disableSelection();
+				
+				gridField.find('.datagrid-pagination .ss-gridfield-previouspage, .datagrid-pagination .ss-gridfield-nextpage').each(function() {
+																$(this).droppable({
+																			disabled: $(this).is(':disabled'),
+																			accept: 'tr.ss-gridfield-item',
+																			activeClass: 'sortablerows-droptarget',
+																			tolerance: 'pointer',
+																			drop: function(event, ui) {
+																				gridField.find('tbody').sortable('cancel');
+																				
+																				var button=refCheckbox.parent().find('.sortablerows-sorttopage');
+																				var itemID=$(ui.draggable).data('id');
+																				var target='';
+																				
+																				
+																				if($(this).hasClass('ss-gridfield-previouspage')) {
+																					target='previouspage';
+																				}else if($(this).hasClass('ss-gridfield-nextpage')) {
+																					target='nextpage';
+																				}
+																				
+																				
+																				//Move and Reload the grid
+																				gridField.reload({data: [
+																											{
+																												name: button.attr('name'),
+																												value: button.val()
+																											},
+																											{
+																												name: 'ItemID',
+																												value: itemID
+																											},
+																											{
+																												name: 'Target',
+																												value: target
+																											}
+																										]});
+																				
+																				event.stopPropagation();
+																				event.stopImmediatePropagation();
+																			}
+																		});
+															});
+			},
+			
+			onchange: function(e) {
+				var gridField=this.getGridField();
+				gridField.find('tbody').sortable('option', 'disabled', ($(this).is(':checked')==false));
+				gridField.setState('GridFieldSortableRows', {sortableToggle: $(this).is(':checked')});
+				
+				
+				var button=$(this).parent().find('.sortablerows-disablepagenator');
+				gridField.reload({data: [{name: button.attr('name'), value: button.val()}]});
+			},
+			
+			_makeRequest: function(ajaxOpts, callback) {
+				var gridField=this.getGridField();
+				var form = gridField.closest('form'), 
+					focusedElName = gridField.find(':input:focus').attr('name'); // Save focused element for restoring after refresh
+				
+				ajaxOpts.data = ajaxOpts.data.concat(form.find(':input').serializeArray());
+				
+				// Include any GET parameters from the current URL, as the view state might depend on it.
+				// For example, a list prefiltered through external search criteria might be passed to GridField.
+				if(window.location.search) {
+					ajaxOpts.data = window.location.search.replace(/^\?/, '') + '&' + $.param(ajaxOpts.data);
+				}
+				
+				$.ajax($.extend({}, {
+					headers: {"X-Pjax" : 'CurrentField'},
+					type: "POST",
+					url: gridField.data('url'),
+					dataType: 'html',
+					success: callback,
+					error: function(e) {
+						alert(ss.i18n._t('GRIDFIELD.ERRORINTRANSACTION'));
+					}
+				}, ajaxOpts));
+			}
+		});
 	});
 })(jQuery);
\ No newline at end of file