terremoto

<br /> <input onClick=shake(40) type=button value=" Prueba el Terremoto"Terremoto name="button"""><br /> <script language=JavaScript1.2> function shake(n) { if (n==1) {document.body.bgColor = "#0000DA"; } else {document.body.bgColor = "#FFFFFF" }  if (self.moveBy) { for (i = 15; 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); } } } } </script><br /> <br />