<%@ Language=VBScript %>
<HTML>
<HEAD>
<META NAME="GENERATOR" Content="Microsoft Visual Studio 6.0">
</HEAD>
<BODY>
<script language="JavaScript">
miventana = window.open("", "Nueva", "", "");
</script>
<FORM action="mailto.htm" method=POST id=form1 name=form1 target="Nueva">
<INPUT type="submit" value="Submit" id=submit1 name=submit1>
</FORM>
<INPUT type="button" value="Button" id=button1 name=button1 onClick="JavaScript:miventana.close()">
</BODY>
</HTML>
Espero que te sirva. Saludos...
Guy.-