du kan prøve at kigge på
sp 915843her er et lille eks der virker,
<?php
$servertime = date("Ymd"); // // 20100918
echo '<script type="text/javascript">';echo "\n";
echo '//<![CDATA[';echo "\n";
echo 'var now = "'.$servertime.'";';echo "\n";
echo '//]]>';echo "\n";
echo '</script> ';echo "\n";
?>
<head>
<script type="text/javascript">
//<![CDATA[
function validering(form, boxname, i){
if(document[form]["checkbox[]"][i].checked){
document[form][boxname][0].style.backgroundColor="White";
document[form][boxname][1].style.backgroundColor="White";
document[form][boxname][0].value=now;
document[form][boxname][1].value='';
}
else{
document[form][boxname][0].style.backgroundColor="Gray";
document[form][boxname][1].style.backgroundColor="Gray";
document[form][boxname][0].value=0;
document[form][boxname][1].value=0;
}
}
//]]>
</script>
</head>
<body>
<style type="text/css">
input[type=text] {
background-color:gray;
}
</style>
<form id="checkform" name="checkform" method="post" action="#">
<input type="checkbox" name="checkbox[]" onclick="validering('checkform', 'e3[]',0)" />
<input value="0" size="20" type="text" name="e3[]" />
<input value="0" size="20" type="text" name="e3[]" />
<br />
<input type="checkbox" name="checkbox[]" onclick="validering('checkform', 'e5[]',1)" />
<input value="0" size="20" type="text" name="e5[]" />
<input value="0" size="20" type="text" name="e5[]" />
<br />
<input type="checkbox" name="checkbox[]" onclick="validering('checkform', 'e9[]',2)" />
<input value="0" size="20" type="text" name="e9[]" />
<input value="0" size="20" type="text" name="e9[]" />
<br />
</form>
</body>
men ellers må du lige smide noge af din existerende code, så vi kan tilpasse det, lige pt er det rent gætværk selvom man kigger her
http://www.eksperten.dk/spm/918882
