ciao ragazzi sono nuovo e avrei bisogno di un vostro aiuto!!!ho un div scrollabile con 40 campi text.vorei sapere come fare a sapere le coordinate giuste di uno di questi campi text al variare della scrollbar.in pratica schiacciando un pulsante vorrei avere le rispettive coordinate di uno dei campi text che variano al variare della scrollbar.posto qui il codice ciao a tutti



<html>
<head>
<title>tabella</title>

<SCRIPT type="text/javascript">



function getPosX(obj) {
var curleft = 0;
if (obj.offsetParent) {
while (obj.offsetParent) {
curleft += obj.offsetLeft
obj = obj.offsetParent;
}
}
else if (obj.x)
curleft += obj.x;
alert(curleft);
return curleft;
}

function getPosY(obj) {
var curtop = 0;
if (obj.offsetParent) {
while (obj.offsetParent) {
curtop += obj.offsetTop
obj = obj.offsetParent;
}
}
else if (obj.y)
curtop += obj.y;
alert(curtop);
return curtop;
}




function saluta() {

txtUno=document.uno.txtUno.value;
txtQuattro=document.uno.txtQuattro.value;

alert("HAI SCRITTO="+" "+txtQuattro);
}
</script>

</head>
<body>
<form name="uno" action="">
<center><div id="pippo" style="width:450px;height:80px; overflow-x:scroll; overflow-y:scroll;border:1px solid black;">

<table cellpadding="4" cellspacing="1" width="120%" border=0>
<tr>
<td width=20%><input type="text" id="txtuno">
</td>
</tr>
<tr>
<td width=20%><input type="text" name="txtuno">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="txtuno">
</td>
</tr>

<tr>
<td width=20%><input type="text" id="txtuno">
</td>
</tr>
</div>
<tr>
<td width=20%><input type="text" name="5">
</td>
</tr>


<tr>
<td width=20%><input type="text" name="6">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="7">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="8">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="9">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="10">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="11">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="12">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="13">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="14">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="15">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="16">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="17">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="18">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="19">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="20">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="21">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="22">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="23">
</td>
</tr>


<tr>
<td width=20%><input type="text" name="24">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="25">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="26">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="27">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="28">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="29">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="30">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="31">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="32">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="33">
</td>
</tr>


<tr>
<td width=20%><input type="text" name="34">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="35">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="36">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="37">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="38">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="39">
</td>
</tr>

<tr>
<td width=20%><input type="text" name="40">
</td>
</tr>
</table>
</center>
</form>





</div>
<center>
<form action="">
<input type="button" value="txtuno" onclick="javascript:getPosX(document.getElementByI d('txtuno'));javascript:getPosY(document.getElemen tById('txtuno'));" >
<input type="button" value="txtuno" onclick="javascript:getPosX(document.getElementByI d('txtuno'));javascript:getPosY(document.getElemen tById('txtuno'));" >

</form>
</center>

</body>
</html>