一些经典的JS效果，如：CSS实用鼠标经过变色的box，不带图片的圆角CSS box，带滚动条的缩略图排列，滑动图片效果，局部放大，流畅动感的css导航条，实用可拖动的日历js+css代码-Some classic JS effects, such as: CSS and practical mouse over color of the box, rounded corners without images CSS box, with scroll bars thumbnails arrang