var isEventSupported = (function(){
        var TAGNAMES = {
          'select':'input','change':'input',
          'submit':'form','reset':'form',
          'error':'img','load':'img','abort':'img'
        }
        function isEventSupported(eventName) {
          var el = document.createElement(TAGNAMES[eventName] || 'div');
          eventName = 'on' + eventName;
          var isSupported = (eventName in el);
          if (!isSupported) {
            el.setAttribute(eventName, 'return;');
            isSupported = typeof el[eventName] == 'function';
          }
          el = null;
          return isSupported;
        }
        return isEventSupported;
      })();

jQuery(document).ready(function(){
	if(isEventSupported("touchstart")) {
		var link = jQuery("<link>");
		link.attr({
		        type: 'text/css',
		        rel: 'stylesheet',
		        href: 'wp-content/themes/thematic/library/styles/touch.css'
		});
		jQuery("head").append( link ); 
		
	}
})