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HTML DOM accessKey属性
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Definition and Usage
定义与用法
The accessKey property sets or returns a keyboard key to access an area.
accessKey属性可用来设置访问area的按键。
Note: Use Alt + accessKey to give focus to the element with the specified access key.
注意：使用Alt + accessKey可以让元素得到聚焦
Syntax
语法
areaObject.accessKey=accessKey |
Example
举例
The following example returns the access key of the "Venus" area in the image-map:
下面的举例将返回热点图片的access Key:
<html> <body> <img src="planets.gif" width="145" height="126" usemap="#planetmap" /> <map name="planetmap"> <area id="venus" shape="circle" coords="124,58,8" alt="Venus" href="venus.htm" accessKey="v" /> </map> <p>Access key for "Venus" is:
<script type="text/javascript">
x=document.getElementById('venus');
document.write(x.accessKey);
</script>
</p> </body> </html> |
演练
Return the accessKey for an area in an image-map
返回热点地图中某区域的快捷键
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