function IsValidEmail(EmailFormFieldId) 
{
  var EmailFormField = document.getElementById(EmailFormFieldId);
  if(EmailFormField != null)
  {

    emailstr = EmailFormField.value;
    var regex = /^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/
    return regex.test(emailstr);
  }
  return false;
}

function ValidateEmail(EmailFormFieldId)
{
  if(!IsValidEmail(EmailFormFieldId))
  {
  
    var emailField = document.getElementById(EmailFormFieldId);
    if(emailField != null)
    {
      emailField.focus();
      emailField.select();
    }
    alert("Indtast en gyldig email!");
    return false;
  }
  return true;
}
 function isValidDKphone(EmailFormFieldId) 
{
  var EmailFormField = document.getElementById(EmailFormFieldId);
  if(EmailFormField != null)
  {

    emailstr = EmailFormField.value;
    tlfstr = emailstr.replace(/ /g,'');
    var regex = /^((\+45|0045)\s?)?[1-9]{1}[\d]{7}/
    return regex.test(tlfstr);
  }
  return false;
}