function validateForm(){
    with (document.frmMain){
        clearValidationFlag(); // Important !
					
        validateNonEmpty(first_name, "vFirstName");
        validateNonEmpty(email, "vEmail");
        validateEmail(email, "vEmail");
        validateNonEmpty(comments, "vcomments");
        validateNonEmpty(security7, "vsecurity7");

        if (isValid()) {
            form_event.value = "PROCESS";
            submit();
        }
    }
}