function checkForms()
{
  if(document.kontakt.vname.value == "")  {
   alert("Please insert your firstname!");
   document.kontakt.vname.focus();
   return false;
  }
  if(document.kontakt.name.value == "")  {
   alert("Please insert your lastname!");
   document.kontakt.name.focus();
   return false;
  }
  if(document.kontakt.email.value == "")  {
   alert("Please insert your email address!");
   document.kontakt.email.focus();
   return false;
  }
  if(document.kontakt.email.value.indexOf('@') == -1) {
   alert("The email address is not correct, please check it!");
   document.kontakt.email.focus();
   return false;
  }
  if(document.kontakt.company.value == "")  {
   alert("Please insert your company!");
   document.kontakt.company.focus();
   return false;
  }
  if(document.kontakt.position.value == "")  {
   alert("Please insert the position, you've got in your company!");
   document.kontakt.position.focus();
   return false;
  }
  if(document.kontakt.tel.value == "")  {
   alert("Please insert your telephone number!");
   document.kontakt.tel.focus();
   return false;
  }
  if(document.kontakt.attack.value == "")  {
   alert("Please insert the reason of your request!");
   document.kontakt.attack.focus();
   return false;
  }
  if(document.kontakt.reques.value == "")  {
   alert("Please insert your request!");
   document.kontakt.reques.focus();
   return false;
  }
}