var login = null;


 //Registrierung ueberpruefung
function RegSubmitOnClick(form) { 
 
  if(form.User.value == "" || form.User.value.length < 4) {
    alert("Username 4 characters or more");
    form.Userr.focus();
    return false;
  }
  if(form.Pass.value == "" || form.Pass.value.length < 6) {
    alert("Password 6 characters or more");
    form.Pass.focus();
    return false;
  }
}


//Login ueberpruefung
function LoginSubmitOnClick(form) {
  
  if(form.username.value == "" || form.username.value.length < 4) {
    alert("Please enter valid login.");
    form.username.focus();
    return false;
  }
  if(form.userpass.value == "" || form.userpass.value.length < 6) {
    alert("Please enter valid login.");
    form.userpass.focus();
    return false;
  }
}