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After adding a click event for both the body Tag and document. body, only Firefox appears twice.

Source: Internet
Author: User
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This is what we just found.
<! DOCTYPE html> <ptml style = "background: red"> <pead> <meta charset = "gb2312"> <title> label the body and document. after a click event is added to the body, only Firefox pops up twice </title> </pead> <body onclick = "alert (1)" style = "background: yellow; "> <p> html body </p> </body> </ptml>
[Ctrl + A select all Note: If you need to introduce external Js, You need to refresh it to execute]
1. An onclick event is added to the body tag. 1 is displayed.
2. Added The onclick event to document. body.
Click the red area on the page.
IE6/7/8/9/Safari/Chrome/Opera: no message is displayed.

Firefox: pop-up 1

Click the yellow area on the page.

IE6/7/8/9/Safari/Chrome/Opera: The body is displayed.

Firefox: The body is displayed, and 1 is displayed.

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Related Keywords:
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