Tahap 4 daripada 5 bintang

oleh rawat pada Feb. 28, 2016 · pautan kekal

doesn't seem to work on ff 41.0.2

the icons of + - that were appearing on mouse hover on pics to zoom in, zoom out are no appearing, so it has lost its main convenient functionality,

we have have to access it through right click menu.

please revise it.