window.onload = function(){
  var i = 0;
  var prImgSrc = "";

  //¥á¥¤¥ó¥á¥Ë¥å¡¼
  if (document.getElementById("MainMenu")) {
    var MainRootNode = document.getElementById("MainMenu");
    var MainImgTag = MainRootNode.getElementsByTagName("img");
    for (i=0; i<MainImgTag.length; i++){
	  if (MainImgTag[i].id == "MenuOff") {
        //Éø-X²å½üëó¡¦
	    prImgSrc = prImgSrc+MainImgTag[i].src.split("_off.jpg")[0]+"_over.jpg,";
		//¥¤¥Ù¥ó¥È³û»ôÀ¡2¡¦
        MainImgTag[i].onmouseover = function(){
          this.src = this.src.split("_off.jpg")[0]+"_over.jpg";
        }
        MainImgTag[i].onmouseout = function(){
	      if (this.src.indexOf("_over.jpg",0) != -1)
            this.src = this.src.split("_over.jpg")[0]+"_off.jpg";

		}
	  }
	}
  }

  //¥á¥Ë¥å¡¼Éø-X²å½üLOAD¡Ê£ô€¹à¡¦·ïËý€¡¦G¥é¡¼£õ"ÇࡦËàÆÔ·ïËý¡¦µß£ö€¡¦åñ¡¦j
//  data = new Array(prImgSrc);
//  prImg= new Array();
  data = prImgSrc.split(",");
  prImg= new Array(data.length);
  for (i=0; i<data.length; i++){
    if (data[i]) {
      prImg[i] = new Image();
      prImg[i].src = data[i];
    }
  }

}

//¥¦¥¤¥ó¥É¥¦¤ê¡¦£çŽ­
function fncOpenWindow(url, winname, winopt) {
	win = window.open(url, winname, winopt);
	win.focus();
}

//¥¦¥¤¥ó¥É¥¦¤êÅñ€µàê¯
function fncCloseWindow() {
	window.opener = window;
	var win = window.open(location.href,"_self");
	win.close();
}