help.html: use help-header-background color exactly.
help.html: use help-header-background color exactly.

tgunr/factor,factor/factor,tgunr/factor,tgunr/factor,tgunr/factor,factor/factor,mrjbq7/factor,mrjbq7/factor,mrjbq7/factor,factor/factor,mrjbq7/factor,factor/factor,factor/factor,tgunr/factor,factor/factor,mrjbq7/factor,mrjbq7/factor,tgunr/factor