01.<meta http-equiv="Content-Type" content="text/html; charset=windows-874" />
02.
03.<script language="javascript">
04.function fnccheck(){
05.var t;
06.var sum=0;
07.var ch = document.form1.elements['chk[]'];
08.var txt = document.form1.elements['text[]'];
09.var lenContact = ch.length;
10.for(i =0;i<lenContact;i++)
11.{
12.if(ch[i].checked == true)
13.{
14.document.getElementById('tet' + i).value = txt[i].value;
15.sum = parseFloat(document.getElementById('tet' + i).value)+sum;
16.}
17.
18.}
19.document.form1.total.value=sum;
20.
21.}
22.</script>
23.<form action="calcheck.php" method="post" name="form1">
24.<? for($i=0;$i<1;$i++)
25.{
26.?>
27.text: <input type="text" name="text[]" id="text[]" value="2"/>tet : <input type="text" name="text1[]" id="tet<? echo $i?>" value="10" size="5">Checkbox
28.<input name="chk[]" type="checkbox" id="chk[]" value="Y" OnClick="fnccheck();">
29.<br>
30.<?
31.}
32.?>
33.<input type="text" name="total" id="total"/>
34.<input name="save" type="submit" id="save" value="save" />
35.</form>
