HTML Submit image Changes When Data is Ready: Settings

<FORM 
 ACTION="/cgi-bin/mycgi.pl"
 NAME="myform" 
 onSubmit="return submitcheck(this)">
<INPUT 
 NAME="searchstring" SIZE=10
 onKeyUp="submitswap(this)"
 >
<SCRIPT TYPE="text/javascript">
<!--
var swapper = new swapwhenready("search.ready.gif","search.notready.gif");
swapper.alt = "Search!";
swapper.width = 104;
swapper.height = 28;
swapper.otheratts = "ALIGN=TOP";
swapper.write();
//-->
</SCRIPT>
<NOSCRIPT><INPUT TYPE=SUBMIT></NOSCRIPT>
</FORM>

Submit image Changes When Data is Ready: Searchfields >