browser_version= parseInt(navigator.appVersion);
browser_type = navigator.appName;
if (browser_type == "Microsoft Internet Explorer" && (browser_version >= 4)) {
	document.write("<link REL='stylesheet' HREF='/css/styles_ie4.css' TYPE='text/css'>");
} 
	
else if (browser_type == "Netscape" && (browser_version >= 4)) {
	document.write("<link REL='stylesheet' HREF='012899-netscape4.css' TYPE='text/css'>");
}
function createwindow(url,width,height,name) {
	name=window.open(url,name,'width=' + width+ ',height=' + height + ',status=yes,menubar=yes,toolbars=no,scrolling=yes,scrollbars=yes');
}