function alphaImage(){
	//透明Gifを置いてあるパス
	fakeImagePath ="images/fake.gif";
	//マッチさせるclass
	matchName = "alpha";
	//正規表現
	
	user_agent = navigator.userAgent;
	if(user_agent.search("MSIE 6.0","i") > 0){
		var node_img = document.getElementsByTagName('img');
		for (var i in node_img) {
		
//			searchPat = new RegExp(matchClass,"i");
//			searchClassName = node_img[i].className;
	
			if (node_img[i].lang == matchName) {
				imgSourse = node_img[i].src;
				node_img[i].style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+imgSourse+"',sizingMethod='scale');";
				node_img[i].src = fakeImagePath;
			}
		}
	
	}
}

// JavaScript Documents/