/*Cambio de css dependiendo de navegador*/

if ((navigator.appName).indexOf("Microsoft")!=-1) {  

        document.write('<link rel="stylesheet" type="text/css"  href="http://itemsweb.esade.es/des/css/bscareerservices/MBA_Careers.css">');  

} else {  
        document.write('<link rel="stylesheet" type="text/css"  href="http://itemsweb.esade.es/des/css/bscareerservices/MBA_Careers_firefox.css">');    
}