7. Complete the code below. Suppose upon mouse up on a canvas, a rectangle will move 5 pixels to the right. 1234567890123453222222222 Canvas Example Mouse Event Your browser does not support canvas.. 19 { 123E 24 569 26 var myCanvas = document.getElementById("gameCanvas"); var myContext = myCanvas.getContext("2d"); var x = 100; (i).addEventListener((ii), (iii)); function handleMouseUp(evt) (iv); myContext.rect(x, 50, 10, 10); myContext.stroke(); 27