Avoid /0 if width_inc or height_inc are 0 and some small style cleanup.
Avoid /0 if width_inc or height_inc are 0 and some small style cleanup.


darkfeline/wmii,jerluc/wmii,Sirikid/wmii,jerluc/wmii,darkfeline/wmii,Sirikid/wmii,wingyplus/wmii,darkfeline/wmii,wingyplus/wmii,wingyplus/wmii,wingyplus/wmii,Sirikid/wmii,jerluc/wmii,wingyplus/wmii,jerluc/wmii,sigmavirus24/wmii,sigmavirus24/wmii,rvedam/wmii,Sirikid/wmii,sigmavirus24/wmii,jerluc/wmii,rvedam/wmii,rvedam/wmii,rvedam/wmii,darkfeline/wmii,Sirikid/wmii,sigmavirus24/wmii,rvedam/wmii,darkfeline/wmii,sigmavirus24/wmii