function publi(archivo,ancho,alto) {
	document.write('<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0" width="'+ancho+'" height="'+alto+'">\n');
	document.write('<param name="movie" value="publicidades/'+archivo+'" />\n');
	document.write('<param name="quality" value="high" />\n');
	document.write('<param name="wmode" value="opaque" />\n');
	document.write('<embed wmode="opaque" src="publicidades/'+archivo+'" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" width="'+ancho+'" height="'+alto+'">\n');
	document.write('</embed>\n');
	document.write('</object>\n');
}
function expandir() {
	cajaexpandible = document.getElementById('expandible');
	cajaexpandible.style.display='block';
}
function desexpandir() {
	cajaexpandible = document.getElementById('expandible');
	cajaexpandible.style.display='none';
}