function vercheck(iev,nnv) {
	if (navigator.appName.charAt(0) == "M") {
		if (navigator.userAgent.indexOf("Win") < 0 && navigator.appVersion.charAt(0) <= 3) {
			var aver = parseFloat(navigator.appVersion);
		} else {
			var sp = navigator.appVersion.indexOf("E");
			var ep =  navigator.appVersion.indexOf(";",sp);
			var aver = parseFloat(navigator.appVersion.substring(sp+2,ep));
		}
		if (iev != 0 && iev <= aver) {
			return true;
		} else {
			return false;
		}
	} else if (navigator.appName.charAt(0) == "N") {
		var ep = navigator.appVersion.indexOf(" ");
		var aver = parseFloat(navigator.appVersion.substring(0,ep));
		if (nnv != 0 && nnv <= aver) {
			return true;
		} else {
			return false;
		}
	} else {
		return false;
	}
}



function init(){
	if(!vercheck(4.0,4.5)){
		document.location.href = 'index.html';
	}
}



if (navigator.userAgent.indexOf("Win") >= 0) {
	if (vercheck(1,0)) {
		document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="common/css/win_ie.css">');
	} else {
		document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="common/css/win_nn.css">');
	}
} else {
	document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="common/css/mac.css">');
}



function cngimage(cimg,fnam) {
	if (vercheck(4,0)) {
		document.all[cimg].src = fnam;
	}
	if (vercheck(0,5)) {
		document.images[cimg].src = fnam;
	} else if (vercheck(0,3)) {
		document.images[cimg].src = fnam;
	}
}



var preloadimagelist = new Array(
'../images/dummy.gif'
)


//resize Reloading
var initWindowWidth = window.innerWidth;
var initWindowHeight = window.innerHeight;
function fixWindow() {
	if (document.layers) {
		if (initWindowWidth != window.innerWidth || initWindowHeight != window.innerHeight) location.reload(location.href);
	}
}