1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
|
var iconImg;
function randImage() {
var index = Math.floor(Math.random()*7);
var pictures = ["CPE", "EPT", "GPP", "GUI", "PERF", "PORT", "SEO"];
var descriptions = ["Common Programming Error",
"Error-Prevention Tip", "Good Programming Practice",
"Look-and-Feel Observation", "Performance Tip", "Portability Tip",
"Software Engineering Observation"];
iconImg.src = pictures[index] + ".png";
iconImg.alt = descriptions[index];
}
function start() {
iconImg = document.getElementById("image");
iconImg.addEventListener("click", randImage, false);
}
window.addEventListener("load", start);
|
