function validate_contact_form() {

        try {

                if ( document.contactForm.name.value == '' ) {
                        alert( 'Please enter your name.' );
                        return false;
                }
                if ( document.contactForm.email.value == '' ) {
                        alert( 'Please enter your email or phone number.' );
                        return false;   
                }
                if ( document.contactForm.Comments.value == '' ) {
                        alert( 'Please enter your comments.' );
                        return false;
                }

        }
        catch(e) {
                return true;
        }

        return true;
}