>I want to post some pics but do not know how to change the
>file size in order to upload them here. Would any of you who
>run Macs and Iphoto please help me. I always get stuck once I
>get to the uploading step-the message comes up that my file is
>too big.


When you export the image, iPhoto will give you an option to keep the picture the same size, or resize it as it see fits. Your exported picture will be the file size you chose. Then, you can upload it wherever you want.