//Are ventana y la redirigue a Webmail
function webmail() 
{ 
open('http://mateca.net/webmail', 'Sizewindow', 'width=850,height=480,scrollbars=no,toolbar=no') 

}
//Abre ventana 
function remota(ruta) {
remote = window.open("","remotawin","width=425,height=350");
remote.location.href = ruta;
    if (remote.opener == null) remote.opener = window; 
remote.opener.name = "opener";
}

//Abre ventana 2
function remota2(ruta) {
remote = window.open("","remotawin","width=550,height=500");
remote.location.href = ruta;
    if (remote.opener == null) remote.opener = window; 
remote.opener.name = "opener";
}

//Abre ventana WebMail
function remota_webmail(ruta) {
remote = window.open("","remotawin","width=850,height=500");
remote.location.href = ruta;
    if (remote.opener == null) remote.opener = window; 
remote.opener.name = "opener";
}