function flash(swf,ancho,alto,opacidad,color){
document.writeln( '<object type="application/x-shockwave-flash" data="' + swf + '" width="' + ancho + '" height="' + alto + '">' );
document.writeln( '<param name="movie" value="' + swf + '" />' );
document.writeln( '<param name="quality" value="high" />' );
document.writeln( '<param name="bgcolor" value="#' + color + '" />' );
document.writeln( '<param name="wmode" value="' + opacidad + '" />' );
document.writeln( '</object>' )
}