gruss Thomas,
schau Dir das mal an:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html>
<head>
<title>_myCalculator.html</title>
<script language="JavaScript" type="text/javascript">
<!--
function updateResults()
{var valueA = (document.forms["calculate"].elements["A"].checked ? 1 : 0);
var valueB = (document.forms["calculate"].elements["B"].checked ? 1 : 0);
var valueC = (document.forms["calculate"].elements["C"].checked ? 1 : 0);
var valueD = (document.forms["calculate"].elements["D"].checked ? 1 : 0);
document.forms["calculate"].elements["summe1"].value = valueA+valueB;
document.forms["calculate"].elements["summe2"].value = valueC+valueD;
document.forms["calculate"].elements["produkt"].value = (valueA+valueB)*(valueC+valueD);
top.focus();
}
//-->
</script>
</head>
<body onload="updateResults();">
<form name="calculate">
<table width="200">
<tr>
<td>
<input type="checkbox" name="A" checked onclick="updateResults();">
</td>
<td>
<input type="checkbox" name="B" checked onclick="updateResults();">
</td>
<td>
<input type="text" name="summe1" onfocus="updateResults();" onblur="updateResults();">
</td>
</tr>
<tr>
<td>
<input type="checkbox" name="C" checked onclick="updateResults();">
</td>
<td>
<input type="checkbox" name="D" checked onclick="updateResults();">
</td>
<td>
<input type="text" name="summe2" onfocus="updateResults();" onblur="updateResults();">
</td>
</tr>
<tr>
<td> </td>
<td> </td>
<td>
<input type="text" name="produkt" onfocus="updateResults();" onblur="updateResults();">
</td>
</tr>
</table>
</form>
</body>
</html>
viel spass - by(t)e by(t)e - peterS. - pseliger@gmx.net