if(!Date.now){Date.now=function(){return new Date().getTime();}}
(function($){$.fn.swipe=function(settings){var config={minMove:150,left:function(){},right:function(){}};if(settings){$.extend(config,settings);}
this.each(function(){var x0;var y0;var moving=false;var movingStartTimeMillis;var that;function stopTouch(){that.removeEventListener('touchmove',onTouchMove);moving=false;movingStartTimeMillis=0;}
function onTouchMove(e){if(moving){var touches=e.touches.length===0?e.changedTouches:e.touches;var dx=x0-touches[0].clientX;var dy=y0-touches[0].clientY;var durationTimeMillis=Date.now()-movingStartTimeMillis;if(Math.abs(dx)<10&&Math.abs(dy)<10&&e.touches.length===0){stopTouch();if(config.touch){if(config.touch(that,touches[0].target)===false){e.preventDefault();}}}
if(Math.abs(dx)>=config.minMove&&Math.abs(dy)<config.minMove&&durationTimeMillis<200){stopTouch();if(dx>0){config.left();}else{config.right();}}}}
function onTouchStart(e){if(e.touches&&e.touches.length==1){x0=e.touches[0].clientX;y0=e.touches[0].clientY;moving=true;movingStartTimeMillis=Date.now();that.addEventListener('touchmove',onTouchMove,true);that.addEventListener('touchend',onTouchMove,true);}}
if('ontouchstart'in document.documentElement){that=this;that.addEventListener('touchstart',onTouchStart,true);}});return this;};})(jQuery);