This is not a compiz problem. Pidgin must tell Compiz that it's iconified and not minimized, and it must tell Compiz where it's iconified to. In rythmbox, this is done in the rb_shell_set_visibility function in shell/rb-shell.c.
This is not a compiz problem. Pidgin must tell Compiz that it's iconified and not minimized, and it must tell Compiz where it's iconified to. set_visibility function in shell/rb-shell.c.
In rythmbox, this is done in the rb_shell_