Hi, Yh.
I'll discourage you to use General fields. They cause too many inconvenients.
I recommend you to read the following article:
General aspects of image manipulation in VFP, September 2002
In this article we shall see how to use images in forms and reports, in our applications developed with Visual FoxPro. We will also talk about how to optimally organize and save images on disk.
http://www.levelextreme.com/Magazine/September2002/Page27.aspThere you'll find many good tips for what you want to do.
Best luck,