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From 2013.igem.org

Array.prototype.remove=function (w) { for(var i=0;i<this.length;i++) { if(this[i]==w) { this.splice(i,1); return; } } };

var aMove=[];

setInterval(function (){ for(var i=0;i<aMove.length;i++) { aMove[i].ff(); } }, 30);

function getStyle(obj, attr) { if(obj.currentStyle) { return obj.currentStyle[attr]; } else { return getComputedStyle(obj, false)[attr]; } } function getByClass(oParent,sClass) { var aEle = oParent.getElementsByTagName('*'); var aResult = []; var re=new RegExp('\\b'+sClass+'\\b', 'i');

for(var i=0; i<aEle.length;i++) { if(aEle[i].className.search(re)!=-1) { aResult.push(aEle[i]); } } return aResult; } function $(id) { return document.getElementById(id); } //startMove(oDiv, {width: 200, height: 200}); //Download by http://www.codefans.net function startMove(obj, json, fnEnd) { var attr; aMove.remove(obj); aMove.push(obj); obj.ff=function (){

var bStop=true; //是不是都到了，假设所有的都到了

for(attr in json) { var iCur=0;

//取当前位置 if(attr=='opacity') { iCur=Math.round(parseFloat(getStyle(obj, attr))*100); } else { iCur=parseInt(getStyle(obj, attr)); }

//算速度 var iSpeed=(json[attr]-iCur)/8; iSpeed=iSpeed>0?Math.ceil(iSpeed):Math.floor(iSpeed);

//到没到

if(attr=='opacity') { obj.style.filter='alpha(opacity:'+(iCur+iSpeed)+')'; obj.style.opacity=(iCur+iSpeed)/100; } else { obj.style[attr]=iCur+iSpeed+'px'; }

if(iCur!=json[attr]) { bStop=false; } }

if(bStop) { aMove.remove(obj); if(fnEnd) { fnEnd(obj); } } //alert(obj.offsetHeight); } }