// JavaScript Document

$(document).ready(function(){
	$(".rollover").hover(function(){
  	$(this).find("img").attr("src","image/top/sora_rollover.jpg");
	},function(){
  	$(this).attr("src","image/top/top_image.gif");
	}).click(function(){
  	$(this).find("img").attr("src","image/top/top_image.gif");
	});
	var _imgArray = new Array();
for(var i = 0 ; i < $(".rollover").length ; i++){
  var _str = $(".rollover").eq(i).find("img").attr("src");
  _str= _str.replace(".","_on.");
  imgArray.push(_str);
}
function loopImageLoader(i){
  var image1 = new Image();
  image1.src = _imgArray[i];
  image1.onload = function(){
    i++;
    if(_imgArray.length != i){
      //alert("nextnum : " + i);//debug
      loopImageLoader(i);
    }
  }
}
loopImageLoader(0);
});