function DeleteData(ID)
{
var ctrlId=ID.id;
var divcontents=document.getElementById(ctrlId).innerHTML;
var tabid=ctrlId.replace(/div/,\'tab\');
var tabcontents=
I find out that in IE8 some elements are in readonly: COL, COLGROUP, FRAMESET, HEAD, HTML, STYLE, TABLE, TBODY, TFOOT, THEAD, TITLE, TR.
Therefore if you try to set innerHTML for these elements IE8 notify alter with Unknown Runtime Error.
More details here: http://msdn.microsoft.com/en-us/library/ms533897%28VS.85%29.aspx.
The simplest way is to convert read-only elements to div element.