There are no security issues with that code, but the current structure leaves a trapdoor wide open with the lights off in the future for XSS.
Madness string 92566
When all of your nightmares are for a time obscured, as by a shining brainless beacon or a blinding eclipse of the many terrible shapes of this world, when you are calm and joyful and finally entirely alone, then in a great new darkness, you will finally execute your special plan.