change images click div
<!DOCTYPE html>
<html>
<head>
<title>onClick Demo</title>
</head>
<body>
<script>
function toggleImage() {
var img1 = "http://placehold.it/350x150";
var img2 = "http://placehold.it/200x200";
var imgElement = document.getElementById('toggleImage');
imgElement.src = (imgElement.src === img1)? img2 : img1;
}
</script>
<img src="http://placehold.it/350x150" id="toggleImage" onclick="toggleImage();"/>
</body>
</html>