var vnum = navigator.appVersion.substring(0,1)
mac = false;
var n4 = (document.layers)? true:false;
var e4 = (document.all)? true:false;
var n6 = (document.getElementById)? true:false;

if (e4) n6=false;

//======== for Macintosh
if(navigator.userAgent.indexOf('Mac') != -1) {
	if(document.layers){
		document.write('<LINK REL="stylesheet" TYPE="text/Css" HREF="http://www.primeworks-ip.com/css/mac_nn.css">');
	}
	if(n6){
		document.write('<LINK REL="stylesheet" TYPE="text/Css" HREF="http://www.primeworks-ip.com/css/pc_ie.css">');
		e4=null;
	}
	else{
		document.write('<LINK REL="stylesheet" TYPE="text/Css" HREF="http://www.primeworks-ip.com/css/mac_ie.css">');
	}
}

//======== for Windows
else {
	if(n4){
		document.write('<LINK REL="stylesheet" TYPE="text/Css" HREF="http://www.primeworks-ip.com/css/pc_nn.css">');
		document.close();
	}
	if(e4){
		document.write('<LINK REL="stylesheet" TYPE="text/Css" HREF="http://www.primeworks-ip.com/css/pc_ie.css">');
	}
	if(n6){
		document.write('<LINK REL="stylesheet" TYPE="text/Css" HREF="http://www.primeworks-ip.com/css/pc_ie.css">');
	}
	onerror = errorhandle;
}

function errorhandle() {
	return true
}

//====== reloads the window if Nav4 resized
function relo(init) {
	if (init==true) with (navigator) {
		if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
		document.pg_SizeW=innerWidth; document.pg_SizeH=innerHeight; onresize=relo;
		 }
	 }
	else if (innerWidth!=document.pg_SizeW || innerHeight!=document.pg_SizeH) location.reload();
	 }