<%
String username = "anonymous" ;
String password = "upload@utechsoft.com" ;
String hostname = "ftp.utechsoft.com" ;
String port = "21" ;
%>

<script>

// Connection related values

var server = " <%= hostname %> " ;
var port = " <%= port %> " ;
var pass = " <%= password %> " ;
var user = " <%= username %> " ;

...

</script>