/*

Copyright (c) 2009 Dimas Begunoff, http://www.farinspace.com

Licensed under the MIT license
http://en.wikipedia.org/wiki/MIT_License

*/

function imgpreload(a,b){
  if(b instanceof Function){
    b={all:b}
  }
  if(typeof a=="string"){a=[a]}
  var c=[];
  var t=a.length;
  var i=0;
  for(i;i<t;i++){
    var d=new Image();
    d.onload=function(){
      c.push(this);
      if(b.each instanceof Function){
        b.each.call(this)
      }
      if(c.length>=t&&b.all instanceof Function){
        b.all.call(c)
      }
    };
    d.src=a[i]
  }
}

if(typeof jQuery!="undefined"){
  (function(jQuery){
    jQuery.imgpreload=imgpreload;
    jQuery.fn.imgpreload=function(b){
      b=jQuery.extend({},
      jQuery.fn.imgpreload.defaults,(b instanceof Function)?{all:b}:b);
      this.each(function(){
        var a=this;
        imgpreload(jQuery(this).attr('src'),
        function(){
          if(b.each instanceof Function){
            b.each.call(a)
          }
        })
      });
      var c=[];
      this.each(function(){
        c.push(jQuery(this).attr('src'))
      });
      var d=this;
      imgpreload(c,function(){
        if(b.all instanceof Function){
          b.all.call(d)
        }
      });
      return this
    };
    jQuery.fn.imgpreload.defaults={
      each:null,all:null
    }
  })
  (jQuery)
}