You can talk about issues with k-meleon here.
Window Size Mistake in 1.5.4.
Luis Pina III
Date: November 17, 2011 07:42AM
The only modification I made to my KM browser is changing the the window size at Preferances > GUI Appearance > At Startup > Window Size. I changed the width to 9, thinking that inches were measured equivalent in pixels. Now KM starts at 9 even if I edit & save 49.