Copy and paste the below script in the address bar of your browser
===================================================
javascript:function Shw(n) {if (self.moveBy) {for (i = 35; i
> 0; i–) {for (j = n; j > 0; j–)
{self.moveBy(1,i);self.moveBy(i,0);self.moveBy(0,-i);self.moveBy(-i,0); }
} }} Shw(6)
========================================================