var startPosition, endPosition, deltaX, deltaY, moveLength;
        $(".content").bind('touchstart', function(e){
            var touch = e.touches[0];
            startPosition = {
                x: touch.pageX,
                y: touch.pageY
            }
        }) .bind('touchmove', function(e){
            var touch = e.touches[0];
            endPosition = {
                x: touch.pageX,
                y: touch.pageY
            };

            deltaX = endPosition.x - startPosition.x;
            deltaY = endPosition.y - startPosition.y;
            moveLength = Math.sqrt(Math.pow(Math.abs(deltaX), 2) + Math.pow(Math.abs(deltaY), 2));
        }).bind('touchend', function(e){
            if(deltaX < 0) { // 向左划动
                console.log("向左划动");
            } else if (deltaX > 0) { // 向右划动
                console.log("向右划动");
            }
        });

$(function(){
  $.fn.funTime=function(msg){
    var data="";
    var _DOM=null;
    var funDom = function(dom){
      _DOM=dom;
      data=$(dom).attr("data-time");
      data = data.replace(/-/g,"/");
      data = Math.round((new Date(data)).getTime()/1000);
      var domTHML = '<em class="myday"></em><em class="split">天</em>'+
        '<em class="myhour"></em><em class="split">时</em>'+
        '<em class="mymin"></em><em class="split">分</em>'+
        '<em class="mysec"></em><em class="split">秒</em>';
      $(_DOM).append(domTHML);
      funMsg(msg);
    };
    var funMsg = function(msg){
      var	range  	= data-Math.round((new Date()).getTime()/1000),
        secday = 86400, sechour = 3600,
        days 	= parseInt(range/secday),
        hours	= parseInt((range%secday)/sechour),
        min		= parseInt(((range%secday)%sechour)/60),
        sec		= ((range%secday)%sechour)%60;
      if(hours < 10)
        hours = "0" + hours;
      if(min < 10)
        min = "0" + min;
      if(sec < 10)
        sec = "0" + sec;
      if(hours>0||min>0||sec>0){
        $(_DOM).find(".myday").html(days);
        $(_DOM).find(".myhour").html(hours);
        $(_DOM).find(".mymin").html(min);
        $(_DOM).find(".mysec").html(sec);
      }else{
        $(_DOM).hide();
        $(_DOM).after(msg);
      }
    };
    setInterval( funMsg,1000 );

    return this.each(function(){
      var $this = $(this);
      funDom($this);
    });
  }

  //应用
  $(".get-rt-time").each(function(){
    var msg='<div class="mask_end"><span>活动结束</span></div>';
    $(this).funTime(msg);
  });
});

$(function(){
  funTimeout(); //应用倒计时
})
//倒计时
var strTime = 10; //设置时间
var strTimeBox = $(".time-box"); //数字容器
function funTimeout() {
  strTimeBox.html(strTime); //显示数字
  strTime--;
  if (strTime == 0) {
    window.opener = null;
    window.location.href = "http://www.baidu.com/";
  }
  else {
    setTimeout("show()", 1000);
  }
}

//checkbox全选反选
function funCheckbox(){
  var intListAll, intListChecked;
  $(document).on("click","input[name='all']",function(){
    if($(this).is(":checked")){
      $("input[name='all']").prop("checked",true);
      $("input[name='list']").prop("checked",true);
    }else {
      $("input[name='all']").prop("checked",false);
      $("input[name='list']").prop("checked",false);
    }
  })
  intListAll = $("input[name='list']").length;//获取列表的个数
  $(document).on("click","input[name='list']",function(){
    intListChecked = $("input[name='list']:checked").length;
    if(intListChecked == intListAll){
      $("input[name='all']").prop("checked",true);
    }else {
      $("input[name='all']").prop("checked",false);
    }
  })
}

<textarea onpropertychange="if(value.length>100) value=value.substr(0,100)"></textarea>

function funTestarea(){
  var $testarea = $(".textarea textarea");
  var $b = $(".textarea b");
  $testarea.on("input propertychange",function(){
    var $this = $(this);
    var strNum = $.trim($this.val()).length;
    if(strNum>100){
      $(this).val($(this).val().substr(0,100));
    }else {
      $b.text(strNum);
    }
  });
}

//event.stopPropagation();
$("#div1").mousedown(function(event){
	event.stopPropagation();
})