libraries/tbs/plugins/tbs_plugin_opentbs.php
function UpdateParent($Cascading=false) {
		if ($this->Parent) {
			$this->Parent->ReplaceSrc($this->Txt);
			if ($Cascading) $this->Parent->UpdateParent($Cascading);
		}
	}
function UpdateParent($Cascading=false) {
		if ($this->Parent) {
			$this->Parent->ReplaceSrc($this->Txt);
			if ($Cascading) $this->Parent->UpdateParent($Cascading);
		}
	}
Update the parent object, if any.