////////// rollOver

//クラス名imgoverを指定。※Mac IE5には適応されない
function initRollovers() {
	if (!document.getElementById) return
	
	var aPreLoad = new Array();
	var sTempSrc;
	var aImages = document.getElementsByTagName('img');

	for (var i = 0; i < aImages.length; i++) {		
		if (aImages[i].className == 'imgover') {
			var src = aImages[i].getAttribute('src');
			var ftype = src.substring(src.lastIndexOf('.'), src.length);
			var hsrc = src.replace(ftype, '_ov'+ftype);

			aImages[i].setAttribute('hsrc', hsrc);
			
			aPreLoad[i] = new Image();
			aPreLoad[i].src = hsrc;
			
			aImages[i].onmouseover = function() {
				sTempSrc = this.getAttribute('src');
				this.setAttribute('src', this.getAttribute('hsrc'));
			}	
			
			aImages[i].onmouseout = function() {
				if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_ov'+ftype, ftype);
				this.setAttribute('src', sTempSrc);
			}
		}
	}
}


try{
	window.addEventListener("load",initRollovers,false);
}catch(e){
	window.attachEvent("onload",initRollovers);
}
/*
function setRollOver(){
 if(!document.getElementsByTagName) return false;
 
 var ovrImgList = document.getElementsByTagName("img");
 
 for(var i=0;i<ovrImgList.length;i++){
  if(ovrImgList[i].className.match("imgover")){
   ovrImgList[i].onmouseover = function(){
    this.src = this.src.replace(/\./i,"_ov.");
    return false;
   }
   ovrImgList[i].onmouseout = function(){
    this.src = this.src.replace(/_ov./i,"\.");
    return false;
   }
  }
	
 }
}
window.onload = setRollOver;
*/


/*
function iframeResize(){
var PageHight = document.body.scrollHeight + 30; // ページの高さを取得
window.parent.document.getElementById('disp').style.height = PageHight + 'px'; // iframeの高さを変更
}
window.onload = iframeResize;
*/