function timeget(tt){
	var time=tt;
	var d = parseInt(time/(24*3600));//天
    var h=parseInt((time-d*24*3600)/3600);//小时
	var m=parseInt((time-d*24*3600-h*3600)/60);//分钟
	var s=time-d*24*3600-h*3600-m*60;//秒
	
	var allh=parseInt(h)+parseInt(d*24);//总小时
	if(allh<10){
		allh='0'+allh;
		}
	var sting="距离开课"+allh+":"+m+":"+s;
	return(sting);
   }
$(document).ready(function(){
　$('.details,.undetails').click(function(){
  vurl=$(this).attr("rel");
  window.open(vurl);
  })

  $('.webniarurl,.uwebniarurl').click(function(){
  vurl=$(this).attr("rel");
  window.open(vurl);
  })
  
  var timenew=$('#daojishi').attr("rel");
  var id=$('#daojishi').attr("link");
  $.ajax({
     type: "GET",
     url: "http://university.ebay.cn/announce_ajax.php?act=daojishi&timenew="+timenew+"&id="+id,
     success: function(msg){
	 if(!isNaN(msg)){
	  $('#daojishi').addClass("daojishi");
	  setInterval(function(){$('#daojishi').html(timeget(msg--));},1000)
	 }
	 else
	 {
		 $('#daojishi').html(msg);
     }
	 
    }
 })
});