function landscp(str) {
        fines = window.open(str,'foto','scrollbars=no,resizable=yes,width=450,height=300,status=no,location=no,toolbar=no');
}

function portrt(str) {
        fines = window.open(str,'foto','scrollbars=no,resizable=yes,width=300,height=450,status=no,location=no,toolbar=no');
}
function portrtx(str) {
        fines = window.open(str,'foto','scrollbars=yes,resizable=yes,width=300,height=450,status=no,location=no,toolbar=no');
}