function check_fbhome(){
    if (!comprobarEmail(document.fbhome.email)){ document.fbhome.email.focus(); return; }
    document.fbhome.email.value=document.fbhome.email.value.toLowerCase();
    document.fbhome.submit();
}
function check_fbhome_no_mail(){
    document.fbhome.submit();
}


function check_fbhome_old(){ 
    var ofires = document.fbhome.ofi_nres.value;
    if (ofires.indexOf('-')==-1){
        errorear(20601);
        document.fbhome.ofi_nres.focus(); return;
    } else {
        document.fbhome.ofi.value = ofires.substring(0,ofires.indexOf('-'));
        document.fbhome.nres.value = ofires.substring(ofires.indexOf('-')+1, ofires.length);
    }
    if (!comprobarEmail(document.fbhome.email)){ document.fbhome.email.focus(); return; }
    document.fbhome.email.value=document.fbhome.email.value.toLowerCase();
    document.fbhome.submit();
}