var jinzhi=0;
$('.zhezhao').click(function(){
$('.zhezhao').css('display','none');
$('body').css('overflow','auto');
jinzhi = 1;
document.removeEventListener("touchmove")
});
document.addEventListener("touchmove",function(e){
if(jinzhi==0){
e.preventDefault();
e.stopPropagation();
}
},false);