Dreamweaver MX 2004 Error: trying to modify font list

I get the errors:  

 While executing canAcceptCommand in Text_FontFamilies.htm, the following JavaScript error(s) occured:  missing ) after argument list.

and

While executing isCommandChecked in Text_FontFamilies.htm, the following JavaScript error(s) occured:  missing ) after argument list.

Please help,
Trish