John, > For some reason, when someone visits the www.domain_name.com and clicks in > the second iframe it tries to access the main (top) page through > domain_name.com instead, and this creates an error: > > Error Line 30 > Permission Denied. You might look into the document.domain property [1] to see whether that will solve your problem. James Aylard 1. http://developer.netscape.com/docs/manuals/js/client/jsref/document.htm#1193 628, http://msdn.microsoft.com/workshop/author/dhtml/reference/properties/domain. asp