<html> <head> <script> function startEQ() { richter=5 parent.moveBy(0,richter) parent.moveBy(0,-richter) parent.moveBy(richter,0) parent.moveBy(-richter,0) timer=setTimeout("startEQ()",10) } function stopEQ() { clearTimeout(timer) } </script> </head> <body> <form> <input type="button" onclick="startEQ()" value="TIKLA"> <br /> <br /> <input type="button" onclick="stopEQ()" value="STOPP"> </form> </body> </html>