// JavaScript Document

/*
<script type="text/javascript" src="js/browsercheck_top.js"></script>
*/

window.onload = function() {
	var bName = getBrowserName();
	var css;
	if(!((bName == "IE" && getBrowserVersion() < 6) || bName == "Safari")) {
		css = "css/link_top_a.css";
	}
	if(css == "css/link_top_a.css") {
		style = document.getElementsByTagName("link");
		for(i = 0; i < style.length; i++) {
			if(style[i].getAttribute("href") == "css/link_top_b.css") {
				if(style[i].setAttribute)  {
					style[i].setAttribute("href", css);
				}else {
					style[i].href = css;
				}
			}
		}
	}
}

function getBrowserName() {
	var aName = navigator.appName.toUpperCase();
	var uName = navigator.userAgent.toUpperCase();
	if(uName.indexOf("FIREFOX") >= 0) return "FireFox";
	if(uName.indexOf("SAFARI") >= 0) return "Safari";
	if(aName.indexOf("MICROSOFT") >= 0) return "IE";
}

function getBrowserVersion() {
	appVer = navigator.userAgent;
	s = appVer.indexOf("MSIE", 0) + 5;
	e = appVer.indexOf(";", s);
	return eval(appVer.substring(s, e));
}