function validate()
{
		if ( document.conferenceForm.ORD_Arrival_Date.value == "" )
        {
                alert ( "Please enter your arrival date." );
                return false;
        }

        if ( document.conferenceForm.ORD_Departure_Date.value == "" )
        {
                alert ( "Please enter your departure date." );
                return false;
        }

		if ( ( document.conferenceForm.ORD_Phone[0].checked == false ) && ( document.conferenceForm.ORD_Phone[1].checked == false ) )
        {
                alert ( "Please select if you would like telephone service." );
                return false;
        }
		
        if ( document.conferenceForm.firstname.value == "" )
        {
                alert ( "Please enter your first name." );
                return false;
        }

        if ( document.conferenceForm.lastname.value == "" )
        {
                alert ( "Please enter your last name." );
                return false;
        }

		if ( document.conferenceForm.ADDRESS.value == "" )
        {
                alert ( "Please enter your address." );
                return false;
        }

		if ( document.conferenceForm.CITY.value == "" )
        {
                alert ( "Please enter your city." );
                return false;
        }
		
		if ( document.conferenceForm.STATE.value == "" )
        {
                alert ( "Please enter your state." );
                return false;
        }
		
		if ( document.conferenceForm.ZIP.value == "" )
        {
                alert ( "Please enter your zip code." );
                return false;
        }
		
		if ( document.conferenceForm.COUNTRY.value == "" )
        {
                alert ( "Please enter your country." );
                return false;
        }
		
		if ( document.conferenceForm.PHONE.value == "" )
        {
                alert ( "Please enter your phone number." );
                return false;
        }
		
		if ( document.conferenceForm.EMAIL.value == "" )
        {
                alert ( "Please enter your email address." );
                return false;
        }
		
		if ( document.conferenceForm.ORD_Conference_Name.value == "" )
        {
                alert ( "Please enter the conference or department name." );
                return false;
        }
		
		if ( document.conferenceForm.prepay1.value == "" )
        {
                alert ( "One or more form entries have changed since you clicked the Calculate / Re-Calculate Total button.  Please click it again to recalculate your total." );

                return false;
        }
				
		if ( document.conferenceForm.date_ms.value <= 0 )
        {
                alert ( "Please set your departure date after your arrival date." );
                return false;
        }
		
        else
        {
                return true;
        }

}