text: /* 
  Double Tap to Go
  Authors: Osvaldas Valutis (www.osvaldas.info), Graffino (http://www.graffino.com), Tribal Systems
  Available for use under the MIT License
  */
  
  (function($) {
  	
  	var lastItem,
  		currentItem,
  		eventAdded = false,
  		isTouchScreen = zenario.isTouchScreen();
  	
  	$.fn.doubleTapToGo = function() {
  		
  		if (isTouchScreen) {
  			
  			if (!eventAdded) {
  				$(document).on('click touchstart MSPointerDown', function() {
  					lastItem = currentItem;
  					currentItem = undefined;
  				});
  				eventAdded = true;
  			}
  			
  			this.each(function() {
  
  				$(this).on('click', function(e) {
  					var $item = $(this);
  				
  					if ($item[0] != lastItem) {
  						e.preventDefault();
  					
  						setTimeout(function() {
  							lastItem = currentItem = $item[0];
  						}, 1);
  					}
  				});
  			});
  		}
  	
  		return this;
  	};
  })(jQuery);
  