有关div页面拖动、缩放、关闭、遮罩效果代码,比较不错，适合学习用。

UntitledDocument #rRightDown,#rLeftDown,#rLeftUp,#rRightUp,#rRight,#rLeft,#rUp,#rDown{ position:absolute; background:#00F; width:3px; height:3px; z-index:6; font-size:0; } #rLeftDown,#rRightUp{cursor:ne-resize;} #rRightDown,#rLeftUp{cursor:nw-resize