0d46d8ea_ager__a_Matter_of_Taste_LG__57__Conclusion
[window manager] FVWM [Advantages] a de-facto standard under Linux support for it almost everywere great stuff about it in the Linux Gazette, including configuration and tips pleasant look and feel [Disadvantages] all-in-one configuration file no GUI-based configuration utility available [Conclusion] 
If you cannot decide, choose this one. Not recommended for complete new Linux users
Choosing your Window Manager: a Matter of Taste LG #57
Conclusion