loops - In powerpoint how do I go about having looping animations? -

loops - In powerpoint how do I go about having looping animations? -

i'm trying animate button if clicked, image appear, when clicked again, image disappear- want go on happen indefinitely- sense can written macro, want avoid unnecessary over-complicating of things. tried add together in click animations appear , disappear

instead of using animations, can toggle transparency of image between 0 (totally transparent) , 1 (totally solid) when click happens accomplish disappearing , appearing.

loops button click jquery-animate powerpoint