Grid
creates different grid effects.

Bubble | Shine | Toaster

Grid Size Slider | Lets you adjust the size of the grid.
X / Y Shift Sliders | Control the look of the grid cells.
Amount Slider | Gives you controll over the effect amount.
Brightness Slider | Is for adjusting the brightness of the effects.
Web Check Box | Turns the square look into a web-like effect. Right clicking on the preview will place the position of the center of the web.
Invert Check Box | Gives the grid an inward look.