chat text window does not appear in ie7

chat text window does not appear in ie7

Logged into zoho for business using IE7, the chat window does not appear when clicking on a user to chat with.

IE scripting error , related?

Line 161
char 2
error: permission denied
code:0
url: http://wms3.zoho.com/wms.html?az=01&nocache=1241120383935


line 161
<div id="deskdiv" style="display:none;width:100%;height:100%;">


 
 
using firefox on the same pc, no errors and no problems with the chat window
 
thanks jb