/**
* Save item
*/
function saveItem()
{
$it = new ilBasicSkill();
$it->setTitle($this->form->getInput("title"));
$it->setOrderNr($this->form->getInput("order_nr"));
$it->setDraft($this->form->getInput("draft"));
$it->setSelfEvaluation($_POST["self_eval"]);
$it->create();
ilSkillTreeNode::putInTree($it, (int) $_GET["obj_id"], IL_LAST_NODE);
$this->node_object = $it;
}