<function name="OnChangeTargetURL" parent="DHTML" type="hook"> <ishook>yes</ishook> <description>Called by HTML panels when the target URL of the frame has changed, this happens when you hover over a link.</description> <realm>Client</realm> <file line="178-L182">lua/vgui/dhtml.lua</file>⤶ <args> <arg name="url" type="string">New target URL.</arg> </args> </function>