LOAD SEMI-STANDARD IMAGE
Macro: I_OLIMPST	
Function: To load image the first time, a '.des' file is created with incomplete statistical info, to conform to the LaboImage image file format. Using this loading routine, statistics updated automatically in the '.des' file..
Parameters:
1. Filename and directory.
Directory name should not end with '/'. If file does not exist requests another name.
2. Image plane on which to load file.
