// JavaScript Document
function elige_estilo(){
	if(navigator.userAgent.indexOf('Win') != -1){
 		document.write("<LINK REL='STYLESHEET' TYPE='text/css' HREF='./estilos_pc.css'>");
	}
	else if(navigator.userAgent.indexOf('Mac') != -1){
		if (navigator.appName=='Microsoft Internet Explorer'){
			document.write("<LINK REL='STYLESHEET' TYPE='text/css' HREF='./estilos_mac.css'>");
		}else{
			document.write("<LINK REL='STYLESHEET' TYPE='text/css' HREF='./estilos_mac_safari.css'>");
		}
	}
	else
	{
 		document.write("<LINK REL='STYLESHEET' TYPE='text/css' HREF='./estilos_pc.css'>");
	}
}


function esSafari(){
	if(navigator.userAgent.indexOf('Mac') != -1){
		if (navigator.appName=='Microsoft Internet Explorer'){
			return false;
		}else{
			return true;
		}
	}
}