// JavaScript Document
/*  时间显示 */
function dateTime()
{
var today=new Date();
var weekday=new Array(7);
weekday[0]="星期日";
weekday[1]="星期一";
weekday[2]="星期二";
weekday[3]="星期三";
weekday[4]="星期四";
weekday[5]="星期五";
weekday[6]="星期六";
var years2015=today.getFullYear();
var days2015=today.getDate();
var month2015=today.getMonth()+1;
var hours2015=today.getHours();
var minutes2015=today.getMinutes();
var seconds2015=today.getSeconds();
// add a zero in front of numbers<10
minutes=checkTime(minutes2015);
seconds=checkTime(seconds2015);
document.getElementById('datetime').innerHTML=years2015+"年"+month2015+"月"+days2015+"日"+"&nbsp;"+hours2015+":"+minutes2015+":"+seconds2015+"&nbsp;"+weekday[today.getDay()]
setTimeout('dateTime()',1000)
}

function checkTime(seconds2015)
{
if (seconds2015<10) 
  {i="0" + seconds2015}
  return seconds2015
}
/*  时间显示 */

/*  返回顶部 */ 
function goTopico(){
        var obj=document.getElementById("goTopico");
        function getScrollTop(){
                return document.documentElement.scrollTop;
            }
        function setScrollTop(value){
                document.documentElement.scrollTop=value;
            }    
        window.onscroll=function(){getScrollTop()>0?obj.style.display="":obj.style.display="none";}
        obj.onclick=function(){
            var goTop=setInterval(scrollMove,10);
            function scrollMove(){
                    setScrollTop(getScrollTop()/1.1);
                    if(getScrollTop()<1)clearInterval(goTop);
                }
        }
    }
/*  返回顶部 */