function checkform (form) {

  var v = new VerifyForm();

  if ( ! v.hasValue(form.max_fname) )
    v.addError(form.max_fname,  "Please provide your first name");
  if ( ! v.hasValue(form.max_lname) )
    v.addError(form.max_lname,      "Please provide your last name");   
  if ( ! v.hasValue(form.max_title) )
    v.addError(form.max_title,      "Please provide your job title");
  if ( ! v.hasValue(form.max_company) )
    v.addError(form.max_company,   "Please provide your company name");	
  if ( ! v.hasValue(form.max_email) )
    v.addError(form.max_email,   "Please provide a valid e-mail address");	
  if ( v.hasValue(form.max_email) && ! v.validEmail(v.getValue(form.max_email)) )
    v.addError(form.max_email,     "Invalid E-mail Address");
  
  return v.showErrors('Your form input has some problems:\n',
    '\nPlease fill out the form properly and try again!');
}