css cursor 的可选值（鼠标的各种样式）

crosshair;

十字准心

The cursor render as a crosshair
游标表现为十字准线

cursor: pointer;
cursor: hand;
写两个是为了照顾IE5，它只认hand。

手

The cursor render as a pointer (a hand) that indicates a link
游标以暗示(手指)的形式来表明有一个连接

cursor: wait;

等待/沙漏

The cursor indicates that the program is busy (often a watch or an hourglass)
游标暗示当前程序正忙(一般为一块表或是一个沙漏)

cursor: help;

帮助

The cursor indicates that help is available (often a question mark or a balloon)
游标暗示当前位置可得到帮助(一般为问号或是气球)

cursor: no-drop;

无法释放

cursor: no-drop;

cursor: text;

文字/编辑

The cursor indicates text
游标暗示当前所处位置为文字内容

cursor: move;

可移动对象

The cursor indicates something that should be moved
游标暗示一些东西应该被移动

cursor: n-resize;