How to customize windows7 Screensavers

Windows7 got installed with many cool screensavers such as bubbles,ribbons,mystify etc.To tweak the settings of the screen saver we have to do some registry editing.If you dont want to messup with registry editor there is a small portable app called System Screensavers Tweaker  .Using this app you can tweak several changes such as speed,transparency,amount etc easily

After changing click on apply.This software supports 32bit-windows,62bit-windows,windows7 as well