一个不错的图片剪贴效果
<p>Demo1:随意拖动位置和大小.<br>Left:<span id="Demo1_Left"><span style="color: #ff0000; font-size: medium;">0</span></span> Top:<span id="Demo1_Top"><span style="color: #ff0000; font-size: medium;">0</span></span> Width:<span id="Demo1_Width"><span style="color: #ff0000; font-size: medium;">0</span></span> Height:<span id="Demo1_Height"><span style="color: #ff0000; font-size: medium;">0</span></span></p>
