var fereastracerere = '';
function arata(url) {
    if (!fereastracerere.closed && fereastracerere.location) {
        fereastracerere.focus();
    } else {
        fereastracerere=window.open(url, '','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=yes,resizable=no,width=800,height=600');
    }
    if (!fereastracerere.opener) {
       fereastracerere.opener = self;
    }
    if (window.focus) {
        fereastracerere.focus();
    }
    return false;
}

function arata1(url) {
    if (!fereastracerere.closed && fereastracerere.location) {
        fereastracerere.focus();
    } else {
        fereastracerere=window.open(url, '','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=yes,resizable=no,width=880,height=550');
    }
    if (!fereastracerere.opener) {
       fereastracerere.opener = self;
    }
    if (window.focus) {
        fereastracerere.focus();
    }
    return false;
}

function arata2(url) {
    if (!fereastracerere.closed && fereastracerere.location) {
        fereastracerere.focus();
    } else {
        fereastracerere=window.open(url, '','toolbar=0,location=0,directories=0,status=0,menubar=1,scrollbars=yes,resizable=no,width=1000,height=550');
    }
    if (!fereastracerere.opener) {
       fereastracerere.opener = self;
    }
    if (window.focus) {
        fereastracerere.focus();
    }
    return false;
}