Supùestamente con esto del alert tendria que hacer algo no?pues no hace nada.
Te dejo el codigo del html
Código :
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Documento sin título</title>
<script language="JavaScript" >
<!--
function cerrar_ventana(n) {
alert('Cerrar Ventana');
window.close(n); }
//-->
</script>
<script src="Scripts/AC_RunActiveContent.js" type="text/javascript"></script>
<style type="text/css">
<!--
body {
background-color: #FBF3E3;
}
-->
</style>
<script src="../Scripts/AC_RunActiveContent.js" type="text/javascript"></script>
</head>
<BODY bgcolor="#ffffff" topmargin="0" leftmargin="0" rightmargin="0" bottommargin="0" >
<table width="100%" border="0" height="100%" cellspacing="0">
<td valign="middle">
<div align="center">
<table width="800" border="1" cellpadding="0" cellspacing="0" bordercolor="#010000">
<tr>
<td><script type="text/javascript">
AC_FL_RunContent( 'codebase','http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,28,0','width','800','height','680','src','inicio','quality','high','pluginspage','http://www.adobe.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash','movie','inicio' ); //end AC code
</script><noscript><object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,28,0" width="800" height="680">
<param name="movie" value="inicio.swf" />
<param name="quality" value="high" />
<embed src="inicio.swf" quality="high" pluginspage="http://www.adobe.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash" type="application/x-shockwave-flash" width="800" height="680"></embed>
</object></noscript></td>
</tr>
</table>
</div> </td></tr>
</table></BODY>
</html>