JavaScript effect Instance 009-When you close the main window of IE, the Ask dialog box does not pop up

Instance 009 when closing IE main window, do not pop up the inquiry dialog box Instance descriptionNormally, when we use Window.close () to close the IE window, we pop up a check box to turn it off, and we'll block it out. Technical Essentialsin this example, the opener property of the Window object that is mainly applied to JavaScript is set to NULL for the open window of the IE window to be closed and then closed by the close () method of the Window object. This will not pop up the Ask dialog box. implementation Process(1) Implement the function Main page surface index.html

so this example of ours is done. 


JavaScript effect Instance 009-When you close the main window of IE, the Ask dialog box does not pop up