code

<form> <input type="submit" value="Submit" id="flashit"> </form>

 

นำ Code ส่วนนี้ไปไว้ระหว่างหลัง TAG </body>

<script language="JavaScript1.2"> /* Flashing form element Script- ฉ Dynamic Drive (www.dynamicdrive.com) For full source code, installation instructions, 100's more DHTML scripts, and Terms Of Use, visit dynamicdrive.com */ if (document.all&&document.all.flashit){ var flashelement=document.all.flashit if (flashelement.length==null) flashelement[0]=document.all.flashit function changecolor(which){ if (flashelement[which].style.color=='') flashelement[which].style.color="red" else flashelement[which].style.color="" } if (flashelement.length==null) setInterval("changecolor(0)",1000) else for (i=0;i<flashelement.length;i++){ var tempvariable='setInterval("changecolor('+i+')",'+'1000)' eval(tempvariable) } } </script>