function changeSearchAction()
{
  var mySearchForm = document.searchform;
  mySearchForm.action = "http://www.zoomatlas.com/mediawiki/index.php/" + document.searchform.searchText1.value;
  mySearchForm.submit();
}

function checkSearchEnter(e)
{
  var characterCode;

  if(e && e.which) { 
    e = e;
    characterCode = e.which;
  } else {
    e = event;
    characterCode = e.keyCode;
  }

  if(characterCode == 13) {
    searchchanged();
    return false;
  } else {
    return true;
  }
}