$.ajax({dataType: 'html', url:'./index.php?Page=53&UserControl=GetWidget', success: 
GetUserControlWidgetComplete, error: GetUserControlWidgetError});      



function  GetUserControlWidgetComplete(Data)
{           
  $('#UserControl').html(Data);    
    
}

function  GetUserControlWidgetError()
{
 $('#UserControl').html('');
 
}