function switchPageElement(id, part) {
	
	//zastepujemy menu wezem
	$('#menuAjaxPageElement'+id).html('<img src="gallery/system/ajax-loader.gif" />');
	
	$.ajax({
		  	type: "POST",
		  	url: "index.php",
		  	data: "main_template=main/blank&ajax=2&portlet=elementAjaxCrop/show&ctHtIdElement="+id+"&part="+part,
		  	success: function(msg){	 
					$("#ctHtId_"+id).html(msg);
					tb_init('a.thickbox');		
		  	}  
			
			});
	
}