The script file is awfully programmed and 100% harmless. Unless you're triggered by terrible coding, in which case it may cause mental instablity.
If you did intend to view the WoO website in fabulous 32-bit colour, then disable whichever hijinx, plugins, addons, or mods are cleansing the the internet's silliness for you.
Perhaps you're a fellow NoScript bro? Or an overzealous adblocker thought it had to save you from the WoO's complete lack of advertisements*?
And if you're still in doubt, figure it out.