图片预加载

<script type="text/javascript">   
function PreloadImg(){   
  var Arrimg=new Array();   
  if(typeof(arguments[0])=="string")Arrimg[0]=arguments[0];   
  if(typeof(arguments[0])=="object"){   
      for(var i=0;i<arguments[0].length;i++){   
          Arrimg[i]=arguments[0][i]   
        }   
    }   
  var img=new Array()   
  for(var i=0;i<Arrimg.length;i++){   
    img[i]=new Image();   
    img[i].src=Arrimg[i];   
  }   
}   
var imgsrc=new Array(   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_1.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_34.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_35.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_36.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_37.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_38.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_39.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_40.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_41.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_42.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_43.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_44.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_45.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_46.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_47.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_48.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_49.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_52.jpg",   
"http://www.shanghaibizlawyer.com/skins/model_julien/cn/images/banner_60.jpg"  
)   
new PreloadImg(imgsrc)//加载了数组里面的图片。   
new PreloadImg("http://www.shanghaibizlawyer.com/skins/model_julien/en/images/banner_1.jpg")//直接加载一个图片。   
</script>