1: Create nice mouse pic, with right size (I use 48x48 or something...)
2: Save as .cur/.ani file (.ani = animated, each layer is a new frame)
3:Choose hotspot.
Repeat this until you have all/most of Windows' default cursors replaced.
4: Now, paste them into a small picture as a preview.
5: Save this as a jpg/png file.
6: Create a/ go to your DeviantArt account.
7: Upload the .cur/.ani files in a zip ( this is preferred), and the preview image.
8: Set preview image as.. the preview image, and wait for people to download