public function add(FormField $field) {
		if($this->owner->hasTabSet()) {
			$before = ($this->tab == "Main" && $this->owner->dataFieldByName("Content")) ? "Content" : null;
			$this->owner->addFieldToTab("Root.{$this->tab}",$field, $before);
		}
		else {
			$this->owner->push($field);
		}
	}