has to type javascript:
manually... (
copy to pc browser's address bar
javascript:f=function(){x=window.innerWidth*Math.random();y=window.innerWidth*Math.random();$('canvas').trigger(jQuery.Event("mousedown",{clientX:x,clientY:y})).trigger(jQuery.Event("mouseup", {clientX:x,clientY:y}))};setInterval(f,1500*Math.random());setInterval(f,1500*Math.random())
copy to mobile browser's address bar (a little bit difficult...
javascript:f=function(){x=window.innerWidth*Math.random();y=window.innerWidth*Math.random();$('canvas').trigger(jQuery.Event("touchstart",{clientX:x,clientY:y})).trigger(jQuery.Event("touchend",{clientX:x,clientY:y}))};setInterval(f,1500*Math.random());setInterval(f,1500*Math.random())