function getstyle(obj,attr){?? ??? ??? ??? ??? ?if(obj.currentStyle){?? ??? ??? ??? ??? ??? ?return obj.currentStyle[attr];?? ??? ??? ??? ??? ?}?? ??? ??? ??? ??? ??? ?else{?? ??? ??? ??? ??? ??? ??? ?return getComputedStyle(obj,false)[attr];?? ??? ??? ??? ??? ?}?? ??? ??? ??? ?}?? ??? ??? ??? ?function startMove(obj,json,fn){?? ??? ??? ??? ??? ?clearInterval(obj.timer);?? ??? ??? ??? ??? ?obj.timer=setInterval(function(){?? ??? ??? ??? ??? ??? ?for(var attr in json){?? ??? ??? ??? ??? ??? ??? ?var iCur=0;?? ??? ??? ??? ??? ??? ?if(attr=='opacity'){?? ??? ??? ??? ??? ??? ??? ?iCur=parseInt(parseFloat(getstyle(obj,attr))*100);?? ??? ??? ??? ??? ??? ?}?? ??? ??? ??? ??? ??? ?else{?? ??? ??? ??? ??? ??? ??? ?iCur=parseInt(getstyle(obj,attr));?? ??? ??? ??? ??? ??? ?}?? ??? ??? ??? ??? ??? ?var speed=(json[attr]-iCur)/8;?? ??? ??? ??? ??? ??? ?speed=speed>0?Math.ceil(speed):Math.floor(speed);?? ??? ??? ??? ??? ??? ?if(json[attr]==iCur){?? ??? ??? ??? ??? ??? ??? ?clearInterval(obj.timer);?? ??? ??? ??? ??? ??? ??? ?if(fn){?? ??? ??? ??? ??? ??? ??? ??? ?fn();?? ??? ??? ??? ??? ??? ??? ?}?? ??? ??? ??? ??? ??? ?}?? ??? ??? ??? ??? ??? ?else{?? ??? ??? ??? ??? ??? ??? ?if(attr=='opacity'){?? ??? ??? ??? ??? ??? ??? ?obj.style.filter='alpha(opacity:'+(iCur+speed)+')';?? ??? ??? ??? ??? ??? ??? ?obj.style.opacity=(iCur+speed)/100;?? ??? ??? ??? ??? ??? ??? ?}?? ??? ??? ??? ??? ??? ??? ?else{?? ??? ??? ??? ??? ??? ??? ??? ?obj.style[attr]=iCur+speed+'px';?? ??? ??? ??? ??? ??? ??? ?}?? ??? ??? ??? ??? ??? ?}?? ??? ??? ??? ??? ??? ?}?? ??? ??? ??? ??? ?},30);?? ??? ??? ??? ?}window.onload=function(){?? ?var picbox2= document.getElementById('picBox2');?? ?var oul=picbox2.getElementsByTagName('ul')[0];?? ?var oli=oul.getElementsByTagName('li');?? ?var aol=picbox2.getElementsByTagName('ol')[0];?? ?var oliol=aol.getElementsByTagName('li');?? ?var inow=0;?? ?var oneheight=oli[0].offsetHeight;?? ?var timer=null;?? ?for(var i=0;i<oliol.length;i++){?? ?oliol[i].index=i;?? ?oliol[i].onmouseover=function(){?? ? for(var i=0;i<oliol.length;i++){?? ? oliol[i].className=''; ?? ??? ??? ??? ??? ????? }?? ?this.className='active';?? ?startMove(oul,{top:-this.index*oneheight});?? ??? ??? ??? ??? ?}?? ??? ??? ??? ?}picbox2.onmouseover=function(){?? ??? ??? ??? ??? ?clearInterval(timer);?? ??? ??? ??? ?}?? ??? ??? ??? ?picbox2.onmouseout=function(){?? ??? ??? ??? ??? ?timer=setInterval(torun,2000);?? ??? ??? ??? ?}? function torun(){?? ??? ??? ??? ??? ?if(inow==oliol.length-1){?? ??? ??? ??? ??? ??? ?inow=0;?? ??? ??? ??? ??? ?}?? ??? ??? ??? ??? ?else{?? ??? ??? ??? ??? ??? ?inow++;?? ??? ??? ??? ??? ?}?? ??? ??? ??? ??? ? for(var i=0;i<oliol.length;i++){?? ??? ??? ??? ??????? ??? ?oliol[i].className='';?? ??? ??? ??? ??????? ??? ??? ??? ??? ??? ???????? }?? ??? ??? ??? ??? ??? ?oliol[inow].className='active';?? ??? ??? ??? ??? ?startMove(oul,{top:-inow*oneheight});?? ??? ??? ??? ??? ??? ??? ??? ??? ??? ?}?? ?}