<SCRIPT LANGUAGE="JavaScript1.2"> <!-- Begin function shake(n) { if (self.moveBy) { for (i = 10; i > 0; i--) { for (j = n; j > 0; j--) { self.moveBy(0,i); self.moveBy(i,0); self.moveBy(0,-i); self.moveBy(-i,0); } } } } // End --> </script> <form> <input type="button" onClick="shake(10)" value="titresim" /> </form>