function validate_form() 
{
  formTrim(document.enterTeam.studio);
  formTrim(document.enterTeam.kontaktperson);
  formTrim(document.enterTeam.epost);
  formTrim(document.enterTeam.telefon);

	if (document.enterTeam.studio.value == "" || document.enterTeam.kontaktperson.value == ""
	    || document.enterTeam.epost.value == "" || document.enterTeam.telefon.value == "")
	{
		alert('Du måste fylla i alla fält!');
		return false;
	}
	if (document.enterTeam.epost.value != "" && document.enterTeam.epost.value.search(/^[A-ZÅÄÖa-zåäö0-9!#$%&+\-\/=?^_{|}~\.]+@[^ ]+\.[A-Za-z]{2,4}$/) == -1)
	{
		alert('Ogiltig e-postadress.');
		document.enterTeam.epost.focus();
		return false;
	}
	return true;
}