;(function($){
      $.support.touch = 'ontouchend' in document;

      if (!$.support.touch) {
       return;
      }
      
     var eventMap = {
       click:     'touchend',
       mousedown: 'touchstart',
       mouseup:   'touchend',
       mousemove: 'touchmove'
     };
      
      var simulateEvent = function(eventType) {
        $.event.special[eventType] = {
          setup: function() {
            var el = $(this);                                                            
            el.bind(eventMap[eventType], $.event.special[eventType].handler);            
            if (this.nodeName === 'A' && eventType === 'click') {         
              this.addEventListener('click', function(e){ e.preventDefault(); }, false); 
            } 
          },
          teardown: function() {
            $(this).unbind(eventMap[eventType], $.event.special[eventType].handler);
          },
          handler: function(e) {
            var touch = e.originalEvent.changedTouches[0];
            e.type = eventType;
            e.pageX = touch.pageX;
            e.pageY = touch.pageY;
            e.clientX = touch.clientX;
            e.clientY = touch.clientY;
            $.event.handle.call(this, e);
          }
        }; 
      };

      $.fn.delegate = function(selector, types, data, fn) {                               
       var params = data;
       if (typeof data === 'function') {                                                 
         fn = data;
         params = null;
       }
       var handler = function(e) {                                                       
         if (this.nodeName === 'A' && e.type === 'click') {
           this.addEventListener('click', function(e){ e.preventDefault(); }, false);
         }    
         fn.apply(this, arguments);                                                      
       };                                                                                
       return this.live(types, params, handler, selector);                               
     };
     
     $.each(['click', 'mousedown', 'mousemove', 'mouseup'],
            function(i, name) {
              simulateEvent(name);
            });
      
  })(jQuery);