javascr ipt官方插件 奇特的视觉效果 放大镜 当鼠标划过时显示效果 有源码和实例-javascr ipt official peculiar visual effects plug-in magnifying glass to display when the mouse across the source and example of the effect

用于在网站上显示放大图像，javascr ipt.-Overlay image in an html page using javascr ipt.