function fodd(obj)
		  {
			var pd = obj.parentNode.parentNode.parentNode.parentNode;
			var pd1 = obj.parentNode.getElementsByTagName("div");
			var td = pd.getElementsByTagName("tr")[4].getElementsByTagName("ul");
			var nd = pd1.length;
			for(i=0;i<nd;i++)
			{
				if(pd1[i] == obj)
				{
					pd1[i].className = "sd";
					td[i].className = "dis";
				}
				else
				{
					pd1[i].className = "cardd";
					td[i].className = "undis";				
				}
			}
		  }
		  
		  function run1(){
		  	var speed=20//速度数值越大速度越慢
							demo2.innerHTML=demo1.innerHTML
							function Marquee(){
							if(demo2.offsetWidth-demo.scrollLeft<=0)
							demo.scrollLeft-=demo1.offsetWidth
							else{
							demo.scrollLeft++
							}
							}
							var MyMar=setInterval(Marquee,speed)
							demo.onmouseover=function() {clearInterval(MyMar)}
							demo.onmouseout=function() {MyMar=setInterval(Marquee,speed)}
		  }
		  
		  function run2(){
			  var speed=20//速度数值越大速度越慢
				demo4.innerHTML=demo3.innerHTML
				function Marquee(){
				if(demo4.offsetWidth-demo0.scrollLeft<=0)
				demo0.scrollLeft-=demo3.offsetWidth
				else{
				demo0.scrollLeft++
				}
				}
				var MyMar=setInterval(Marquee,speed)
				demo0.onmouseover=function() {clearInterval(MyMar)}
				demo0.onmouseout=function() {MyMar=setInterval(Marquee,speed)}
			  }