The colos of progress bar on veryCD emule

For veryCD easyMule 1.2.1

===Each download has
1. Progress bar  (shaded sytle)
Black shows the parts of the file you already have.
Red indicates a part missing in all known sources.
Different shades of blue represent the availability of this part in the sources. The darker the blue, the more sources have this part.
Yellow denotes a part being downloaded.

2. The green bar on top of progress bar shows the total download progress of this file



===Each download resource has
If you expand the download you see each of its sources with their corresponding bar.


(shaded syle)
Black indicates parts you already have
Blue are parts you still need for this download
Silver stands for parts this source is also missing
Green parts are currently downloading
Yellow denotes a pending (already requested) part
 
===Source CountThe four values xx/yy+aa (zz) displayed after the progress bar is the source count for this file and shows following information.

• xx - Number of useful sources
• yy - Total number of sources
• + aa - Number of Asked for another file sources (only shown when Advanced Controls is enabled)
• zz - Currently transferring sources