<div id="images">
<a href="resources/certified_training/1.png" rel="shadowbox[certifiedtraining];width=510;height=372">Image -1</a>
<a href="resources/certified_training/2.png" rel="shadowbox[certifiedtraining];width=510;height=372">Image -2</a>
<a href="resources/certified_training/3.png" rel="shadowbox[certifiedtraining];width=510;height=372">Image -3</a>
<a href="resources/certified_training/4.png" rel="shadowbox[certifiedtraining];width=510;height=372">Image -4</a>
<a href="resources/certified_training/5.png" rel="shadowbox[certifiedtraining];width=510;height=372">Image -5</a>
</div>
我想获取此 div 中的图像数量。他们是 5,我想用 javascript 或 jquery 阅读它.. 怎么做????