Template 18 - error internet explorer 6 and 7

First, sorry for the English ... I am Brazilian

the template 18, is giving the error message in Internet Explorer 6 and 7.
message: "operation aborted"
After the page is locked.
how to repair?
in Firefox and Internet 8, works normally.

even the link in the "preview" of freenicetemplates, the page the error using the Internet 6 or 7.
I need help.