//最終封裝的'完美移動框架' function?startMove(obj,json,fn){ var?flag=true;//標志所有運動是否到達目標值 clearInterval(obj.timer); obj.timer=setInterval(function(){ for(var?attr?in?json){ var?curr=0; //判斷是否為透明度 if(attr=='opacity'){ curr=Math.round(parseFloat(getStyle(obj,attr))*100); }else{ curr=parseInt(getStyle(obj,attr)); } //移動速度處理 var?speed=0; speed=(json[attr]-curr)/10; speed=speed>0?Math.ceil(speed):Math.floor(speed); if(curr!=json[attr]){ flag=false; } if?(attr=='opacity')?{ obj.style.filter='alpha(opacity:'+(curr+speed)+")"; obj.style.opacity=(curr+speed)/100; }else{ obj.style[attr]=curr+speed+'px'; } } if(flag){ clearInterval(obj.timer); if(fn){ fu(); } } },30); } //取樣式 function?getStyle(obj,attr){ if(obj.currentStyle){//IE取樣式 return?obj.currentStyle[attr]; }else{ return?getComputedStyle(obj,false)[attr]; } }