//====== Prueft Felder Kontaktformular ======

function checkForm() 
{
  
 //====== Prueft check-box ====== 


  
  



//====== Prueft Feld NAME ======

if(document.kontakt.name.value=="")
{
alert ("Please enter your last name");
document.kontakt.name.focus();
return false;
}

 

//====== Prueft Feld Vorname ======

if(document.kontakt.vorname.value=="")
{
alert ("Please enter your first name");
document.kontakt.vorname.focus();
return false;
}

   //====== Prueft Feld FIRMA ======

if(document.kontakt.firma.value=="")
{
alert ("Please enter your company");
document.kontakt.firma.focus();
return false;
}

//====== Prueft Feld EMAIL ======

if (document.kontakt.email.value=="")
{alert ("PPlease enter your email address");
document.kontakt.email.focus();
return false;

}

if(document.kontakt.email.value.indexOf('@')==-1 ||document.kontakt.email.value.indexOf('.')==-1)
{
alert ("Please enter a correct email address");
document.kontakt.email.focus();
return false;
}
if (document.kontakt.check.checked == false) {
    alert("Please agree that your data is exclusively saved electronically.");
    document.kontakt.check.focus();
    return false;
  }
}