/***************************************************
		画像ロールオーバー
***************************************************/
function rollover()
{
	if(document.getElementsByTagName)
	{
		var images = document.getElementsByTagName("img");

		for(var i = 0; i < images.length; i++)
		{
			if(images[i].getAttribute("src").match("_off."))
			{
				images[i].onmouseover = function()
				{
					this.setAttribute("src", this.getAttribute("src").replace("_off.", "_on."));
				}
				images[i].onmouseout = function()
				{
					this.setAttribute("src", this.getAttribute("src").replace("_on.", "_off."));
				}
			}
		}
	}
}

if(window.addEventListener)
{
	window.addEventListener("load", rollover, false);
}
else if(window.attachEvent)
{
	window.attachEvent("onload", rollover);
}

/***************************************************
	Copyright(c)2010	rie yokoi
***************************************************/