语法：

steam_activate_overlay(url);

返回： N/A（无返回值）

描述

with this function you can open the Steam game overlay to its web browser and then have it load the specified URL. you need to use the full URL as a string for this to resolve correctly, for example: "http://www.steamgames.com/".

例如：

if keyboard_check_pressed(vk_f1)
   {
   steam_activate_overlay_browser("http://www.steamgames.com/");
   }

The above code polls the keyboard for the F1 key and if it is then Steam overlay will be opened and resolve to the given URL.