platform = ((navigator.platform.indexOf('Win') > -1) ? "win" : "mac");
	if (platform == "mac"){
		document.write("<LINK rel='stylesheet' href='includes/styles.css' type='text/css'>")
	} else {
		document.write("<LINK rel='stylesheet' href='includes/styles.css' type='text/css'>")
	}
	
	function rollover(imagename){
		document.images[imagename].src = "images/" + imagename + "_roll.gif";
	}
	
	function rollout(imagename){
		document.images[imagename].src = "images/" + imagename + ".gif";
	}
	
	bttn2_home_roll = new Image(); bttn2_home_roll.src = "images/bttn2_home_roll.gif";
	bttn2_home = new Image(); bttn2_home.src = "images/bttn2_home.gif";
	bttn2_aboutus_roll = new Image(); bttn2_aboutus_roll.src = "images/bttn2_aboutus_roll.gif";
	bttn2_aboutus = new Image(); bttn2_aboutus.src = "images/bttn2_aboutus.gif";
	bttn2_facilities_roll = new Image(); bttn2_facilities_roll.src = "images/bttn2_facilities_roll.gif";
	bttn2_facilities = new Image(); bttn2_facilities.src = "images/bttn2_facilities.gif";
	bttn2_services_roll = new Image(); bttn2_services_roll.src = "images/bttn2_services_roll.gif";
	bttn2_services = new Image(); bttn2_services.src = "images/bttn2_services.gif";
	bttn2_contactus_roll = new Image(); bttn2_contactus_roll.src = "images/bttn2_contactus_roll.gif";
	bttn2_contactus = new Image(); bttn2_contactus.src = "images/bttn2_contactus.gif";
	bttn2_news_roll = new Image(); bttn2_news_roll.src = "images/bttn2_news_roll.gif";
	bttn2_news = new Image(); bttn2_news.src = "images/bttn2_news.gif";