No doubt you're busy cutting holes in bedsheets and attaching cobwebs to your eyelids in preparation for Halloween next week. But why should humans have all the fun? There are plenty of spooky downloads available that will make your computer as scary as any of the made-up ghouls you'll see wandering the streets on October 31st. Here is a selection of some of the most grizzly Halloween wallpapers, screensavers and themes:

• ALTools Halloween Desktop Wallpapers - Ghoulish wallpaper collection
• Halloween Wallpaper - Never have vegetables been so frightening
• 3D Spooky Screensaver - Howl at the moon while your PC is idle
• Halloween House Theme - Scare yourself witless with this spooky theme
• Cemetery Screensaver (Mac) - Zombies, witches, ghosts, skeletons...Mum!!!