function smartRollover() {
	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", smartRollover, false);
}
else if(window.attachEvent) {
	window.attachEvent("onload", smartRollover);
}

function openwin() {
	window.open("address.html", "", "width=740,height=530");
}

function loadNavi(){

	if(document.getElementById("gnavi")){
		var gnavi = document.getElementById("gnavi");
		var btn = gnavi.getElementsByTagName("img");
		if(document.getElementsByTagName("h1")){
			var title = document.getElementsByTagName("h1");
			var tsrc = title[0].getElementsByTagName("img");
			
			for(var i=0; i < btn.length; i++) {
				if(tsrc[0].src.search(btn[i].id) != -1){
					btn[i].setAttribute("src", btn[i].getAttribute("src").replace("_off.", "_on."));
					break;
				}
			}
		}
	}
	if(document.getElementById("subnavi")){
		var subnavi = document.getElementById("subnavi");
		var href = location.href.split("/");
		var anchor = subnavi.getElementsByTagName("a");
		var sbtn = subnavi.getElementsByTagName("img");

		for(var i=0; i < anchor.length; i++) {
			if(anchor[i].href.search(href[4]) != -1){
				sbtn[i].setAttribute("src", sbtn[i].getAttribute("src").replace("_off.", "_on."));
				break;
			}
		}
	}
}