var windo
var an=0;
var al=0;
function handle_openwindow(locatio,ancho,alto) {
an=+ancho;
al=+alto;
windo = window.open(locatio,'NuevaVentana','width='+an+',height='+al);
windo.document.write ('\n');
windo.document.write (' \n');
windo.document.write (' \n');
windo.document.write (' \n');
windo.document.write (' \n');
windo.document.write (' 
\n');
windo.document.write (' \n');
windo.document.write ('\n');
}