How or can I open a .exe file on my mac .My sister can't open this file I've sent it zipped and unzipped In netscape 4.5 on an ibm pc, hers is a mac newer version? and she also has netscape 4.0 error message is a file of some sort(i can't recall witch one)comes up saying unable to open? something like that. Can anyone help it would be very apreciated. She is only using part of e-mail capacity.Thank you very much.!!!