function Time(){ 
	if (!document.layers&&!document.all) 
	return 
	var Timer=new Date() 
	var hours=Timer.getHours() 
	var minutes=Timer.getMinutes() 
	var seconds=Timer.getSeconds() 
	var noon="AM" 
	if (hours>12){ 
		noon="PM" 
		hours=hours-12 
	} 
	if (hours==0) hours=12 
	if (minutes<=9) minutes="0"+minutes 
	if (seconds<=9) seconds="0"+seconds 
	//这里修改时间的文字样式
	myclock=+hours+":"+minutes+":"+seconds+" "+noon 
	if (document.layers){ 
		document.layers.position.document.write(myclock) 
		document.layers.position.document.close() 
	} else if (document.all) 
		position.innerHTML=myclock 
		setTimeout("Time()",1000) 
}

function ChangeImg()
{
    document.getElementById('ImgCheckVal').src='RndImage.aspx?' + Math.random();
}

var stopscroll=false;
var scr;
function Scroll()
{
    var marquees = document.getElementById("ulMarquee");
    marquees.onmouseover=new Function("stopscroll=true");
    marquees.onmouseout=new Function("stopscroll=false");
    if (marquees.childNodes.length == 0){return;}
    window.setInterval("Scrolling()",4000); 
}
function Scrolling()
{
    if(stopscroll==true) return;
    stopscroll=false;
    scr = window.setInterval("scrollUp()",50); 
}
function scrollUp(){
    var marquees = document.getElementById("ulMarquee");
    var preTop=marquees.scrollTop;
    marquees.scrollTop+=1;
    if(preTop==marquees.scrollTop){
        marquees.scrollTop=preTop-16;
        marquees.appendChild(marquees.firstChild);
        window.clearInterval(scr);
    }
}