Ok, rebriefing...

W2k SP4 (all patchs Applied), LS 0.24.7 RC 1 and netloadmodule-2.4.3, using theme pixoffice.
The lines in theme.rc:

*NetLoadModule jdesk-0.70
*NetLoadModule popup2-2.1.5
*NetLoadModule ckvwm-1.35

If ResolutionX > 800
*NetLoadModule bpopup2-0.4
EndIf

*NetLoadModule vtray-1.06
*NetLoadModule icondesk-0.67
*NetLoadModule dynamp-0.50
*NetLoadModule rainlendar-0.17.1
*NetLoadModule lsxcommand-1.8.5
*NetLoadModule skinbox-1.0-beta_4.1
*NetLoadModule lsslider-1.71
*NetLoadModule aboutex-0.1
*NetLoadModule label-1.99
*NetLoadModule taskbar3-0.306_alpha-3
*NetLoadModule mzscript-0.9_beta-11-jam3

If someone are using a theme more stable, please tell me, I change to test, but I like this theme, it's clear.