### 返回值:jQuerymousemove([[data],fn])
### 概述
当鼠标指针在指定的元素中移动时，就会发生 mousemove 事件。
mousemove事件处理函数会被传递一个变量——事件对象，其.clientX 和 .clientY 属性代表鼠标的坐标
### 参数
#### **fn**Function*V1.0*
在每一个匹配元素的mousemove事件中绑定的处理函数。
#### **[data],fn**String,Function*V1.4.3*
**data**:mousemove([Data], fn) 可传入data供函数fn处理。
**fn**:在每一个匹配元素的mousemove事件中绑定的处理函数。
### 示例
#### 描述:
获得鼠标指针在页面中的位置：
##### jQuery 代码:
~~~
$(document).mousemove(function(e){
$("span").text(e.pageX + ", " + e.pageY);
});
~~~
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