<function name="OpenURL" parent="gui" type="libraryfunc"> <description> Opens specified URL in the steam overlay browser. The URL has to start with either http:// or https:// <note>When called clientside, user will be asked for confirmation before the website will open.</note> <bug issue="3383">You can't click the confirmation if a model panel has focus.</bug> <bug issue="4663">Will silently fail if the URL is more than 512 characters long.</bug> </description> <realm>Client and Menu</realm> <args> <arg name="url" type="string">URL to open</arg> </args> </function> <example> <description>Opens a page when a button is clicked.</description> <code> local button = vgui.Create( "DButton" ) button:SetSize( 125, 90 ) button:Center() button:SetText( "Join our Discord!" ) button.DoClick = function() gui.OpenURL( "http://discord.gg/gmod" ) gui.OpenURL( "https://discord.gg/gmod" ) end </code> </example>