[support] load combo value

function customblock_form(){ print $userQuery = "SELECT name,uid FROM users WHERE uid>0"; $queryAFFT = db_query($userQuery); $site_users=array(); while($userNameId=db_fetch_object($queryAFFT)){ array_push($site_usersid,$userNameId->uid); array_push($site_users,$userNameId->name); }

$form['guest'] = array( '#type' => 'select', '#title' => t('Guests'), '#options'=>array($site_usersid=>$site_users), '#default_value' => '1', '#description' => t('Select User'), ); return $form; }

This is my combo Code, am loading the username,

When i select user,then , that user posted story or pages need load into another combo,

using ajax , This is my custom block,

Thanks