based "Blend·S" 's OP, Every character can click (at the position of legs)!
you can change every circle's color at wallpaper Engine inner setting
Figure 1
As shown in Figure 1, from bottom to top corresponds to the initial color of the ring from the inside to the outside, so set, the wallpaper will be the next figure (Figure 2)
Figure 2
Hope you can leave a message! As well as submit BUG!
---------- v 1.1 ----------
added a anime speed controller
added a click area to change the status of all character. the area is at the bottom of wallpaper