PAGINA1.HTM
-----------
<%@ Language=VBScript %>
<HTML>
<HEAD>
<META NAME="GENERATOR" Content="Microsoft Visual Studio 6.0"> 
<script> 
function nav(){
	if (fr.falcal.value==''){
			window.navigate('ASP_pag1.asp?falcal=0')
		}else{
			window.navigate('ASP_pag1.asp?falcal=1')
	}
}
</script> 
</HEAD>
<BODY>
<form name="fr" id="fr">
<input id="falcal" name="falcal" value="" onclick="nav()">
</form>
<P>&nbsp;</P> 
</BODY>
</HTML>  
 
 
 
ASP_pag1.asp
------------
<%@ Language=VBScript %> 
<% 
' Para js_pag1
if request("falcal")="0" then
	Response.Write("0")
end if 
if request("falcal")="1" then
	Response.Write("1")
end if			 
%> 
<HTML>
<HEAD>
<META NAME="GENERATOR" Content="Microsoft Visual Studio 6.0">
</HEAD>
<BODY>
<p></p> 
</BODY>
</HTML>