<!--
function f_use_default_button(btn, e) {
    if( !e ) {
        //if the browser did not pass the event information to the
        //function, we will have to obtain it from the event register
        if( window.event ) {
            //DOM
            e = window.event;
        } else {
            //TOTAL FAILURE, WE HAVE NO WAY OF REFERENCING THE EVENT
				//btn.click();
            return;
        }
    }
    if( typeof( e.which ) == 'number' ) {
        //NS 4, NS 6+, Mozilla 0.9+, Opera
        e = e.which;
    } else if( typeof( e.keyCode ) == 'number'  ) {
        //IE, NS 6+, Mozilla 0.9+
        e = e.keyCode;
    } else if( typeof( e.charCode ) == 'number'  ) {
        //also NS 6+, Mozilla 0.9+
        e = e.charCode;
    } else {
        //TOTAL FAILURE, WE HAVE NO WAY OF OBTAINING THE KEY CODE
        return;
    }
    if (e == 13)
			{
			document.forms[0].submit();
		 	btn.click();
			}
}
// -->