function SetCookie (name, value) {
         var argv = SetCookie.arguments;
         var argc = SetCookie.arguments.length;
         var expires = (argc > 2) ? argv[2] : null;
         var path = (argc > 3) ? argv[3] : null;
         var domain = (argc > 4) ? argv[4] : null;
         var secure = (argc > 5) ? argv[5] : false;
         document.cookie = name + "=" + escape (value) +
            ((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
            ((path == null) ? "" : ("; path=" + path)) +
            ((domain == null) ? "" : ("; domain=" + domain)) +
            ((secure == true) ? "; secure" : "");
}

function cambiosmoneda(pagina) {
var popup = window.open(pagina,'Cambio','width=500,height=675,scrollbars=no,toolbar=no,menubar=no');
return false;
}