// regular email
// General-purpose routines are in a separate file.
  function validateOnSubmit() {
    var elem;
    var errs=0;
    // execute all element validations in reverse order, so focus gets
    // set to the first one in error.
   // if (!validateTelnr  (document.forms.form1.telnr, 'inf_telnr', true)) errs += 1; 
    if (!validateMessage(document.forms.form1.mess, 'inf_mess')) errs += 1; 
    if (!validateEmail(document.forms.form1.email, 'inf_email', true)) errs += 1;
	 
    if (!validatePresent(document.forms.form1.from,  'inf_from'))        errs += 1;

    if (errs>1)  alert('There are fields which need correction before sending');
    if (errs==1) alert('There is a field which needs correction before sending');

    return (errs==0);
  };