* Example: preselect Europe/Paris
* list($htmlform, $js) = generateTimeZoneForm('Europe/Paris');
*
* Example: preselect Europe/Paris
* list($htmlform, $js) = generateTimeZoneForm('Europe/Paris');
*
// The list is in the form 'Europe/Paris', 'America/Argentina/Buenos_Aires'
// We split the list in continents/cities.
$continents = array();
// The list is in the form 'Europe/Paris', 'America/Argentina/Buenos_Aires'
// We split the list in continents/cities.
$continents = array();