// default style sheet
var css = "<LINK rel='stylesheet' type='text/css' href='https://www.holtintl.org/elements/css/styles.css'>";
// Netscape 4 -------------------------------------------------------
if (document.layers){
	// Windows
	if((navigator.userAgent.indexOf("Win")>-1) && (document.layers)) {
		css = "<LINK REL='stylesheet' TYPE='text/css' HREF='https://www.holtintl.org/elements/css/styles-ns4.css'>";
	}
	// Mac
	if((navigator.userAgent.indexOf("Mac")>-1) && (document.layers)) {
		css = "<LINK REL='stylesheet' TYPE='text/css' HREF='https://www.holtintl.org/elements/css/styles-mac-ns4.css'>";
	}
 } // ---------------------------------------------------------------
// Netscape 6 -------------------------------------------------------
if (document.getElementById){
	css = "<LINK REL='stylesheet' TYPE='text/css' HREF='https://www.holtintl.org/elements/css/styles-ns6.css'>";
} // ----------------------------------------------------------------
// Internet Explorer ------------------------------------------------
if (document.all){
	 // Mac
	 if((navigator.userAgent.indexOf("Mac")>-1) && (navigator.appName == "Microsoft Internet Explorer") && (navigator.userAgent.indexOf("MSIE 5")>-1)){
		css = "<LINK REL='stylesheet' TYPE='text/css' HREF='https://www.holtintl.org/elements/css/styles-mac-ie5.css'>";
	 }
	 // Windows
	 if(navigator.userAgent.indexOf("Win")>-1) {
		 css = "<LINK rel='stylesheet' type='text/css' href='https://www.holtintl.org/elements/css/styles.css'>";
	 }
} // ----------------------------------------------------------------
document.write(css);