Table's height

hi,
How to get Table's Height on loading the page.

use read-only offsetHeight attribute. The returned value is a number. The measurement unit is px.


<script type="text/javascript">
onload=function(){
var tabHeight = document.getElementById('tabid').offsetHeight;
alert(tabHeight)
}
</script>

...
<table id="tabid">
...
...
</table>
...