/*var Marquee_up= function(id){
try{document.execCommand("BackgroundImageCache", false, true);}catch(e){};
if(document.getElementById(id)){
	var container = document.getElementById(id),
	original = container.getElementsByTagName("dt")[0],
	clone = container.getElementsByTagName("dd")[0],
	speed = arguments[1] || 60;
	clone.innerHTML=original.innerHTML;
	var rolling = function(){
	if(container.scrollTop == clone.offsetTop){
	container.scrollTop = 0;
	}else{
	container.scrollTop++;
	}
	}
	var timer = setInterval(rolling,speed)//设置定时器
	container.onmouseover=function() {clearInterval(timer)}//鼠标移到marquee上时，清除定时器，停止滚动
	container.onmouseout=function() {timer=setInterval(rolling,speed)}//鼠标移开时重设定时器
}
}*/
var Marquee_up= function(id){
try{document.execCommand("BackgroundImageCache", false, true);}catch(e){};
if(document.getElementById(id)){
var demotop=document.getElementById(id)

var demotop1=document.getElementById(id+'1')

var demotop2=document.getElementById(id+'2')
var speed=20;  //设置图片滚动速度
demotop2.innerHTML=demotop1.innerHTML  //复制demo1为demo2

function Marquee(){
if(demotop2.offsetTop-demotop.scrollTop<=0)
demotop.scrollTop-=demotop1.offsetHeight
else{
demotop.scrollTop++
}

}
var MyMar=setInterval(Marquee,speed)  //设置定时器
demotop.onmouseover=function() {clearInterval(MyMar)}  //鼠标移上时清除定时器达到滚动停止的目的
demotop.onmouseout=function() {MyMar=setInterval(Marquee,speed)}//鼠标移开时重设定时器，继续滚动
}
}
/*var Marquee_left= function(id){
try{document.execCommand("BackgroundImageCache", false, true);}catch(e){}
//alert(typeof(document.getElementById(id))+id);
if(document.getElementById(id)){
	var container = document.getElementById(id),
	original = container.getElementsByTagName("dt")[0],
	clone = container.getElementsByTagName("dd")[0],
	//speed = arguments[1] || 60;
	speed=15
	clone.innerHTML=original.innerHTML;
	var rolling = function(){
	if(container.scrollLeft == clone.offsetLeft){
	container.scrollLeft = 0;
	}else{
	container.scrollLeft++;
	}
	}


	var MyMar=setInterval(rolling,speed)  //设置定时器
container.onmouseover=function() {clearInterval(MyMar)}  //鼠标移上时清除定时器达到滚动停止的目的
container.onmouseout=function() {MyMar=setInterval(rolling,speed)}//鼠标移开时重设定时器，继续滚动

	
}
}*/


var Marquee_left=function(id){
	try{document.execCommand("BackgroundImageCache", false, true);}catch(e){}
	if(document.getElementById(id)){
var demo=document.getElementById(id)

var demo1=document.getElementById(id+'1')

var demo2=document.getElementById(id+'2')
var speed=20;  //设置图片滚动速度
demo2.innerHTML=demo1.innerHTML  //复制demo1为demo2
function Marquee(){
if(demo2.offsetWidth-demo.scrollLeft<=0)   //当滚动至demo1与demo2交界时
demo.scrollLeft-=demo1.offsetWidth     //dome跳到最左端
else{
demo.scrollLeft++
}
}
var MyMar=setInterval(Marquee,speed)  //设置定时器
demo.onmouseover=function() {clearInterval(MyMar)}  //鼠标移上时清除定时器达到滚动停止的目的
demo.onmouseout=function() {MyMar=setInterval(Marquee,speed)}//鼠标移开时重设定时器，继续滚动
}
}