Set as homepage, add to favorites, code compatible with 360/Firefox/Google/IE and other mainstream browsers_javascript skills

No need to look for it. I have tried it many times. This code is irreversibly compatible with IE, Firefox, and Google Chrome.
Here is my simple solution. The way to completely solve this problem is to create a step-by-step help page that is added to the homepage like other mainstream websites.

js code:

Calling code:

Add name styles to favorites and set as homepage code
Also Some of the most basic html codes are for beginners' reference only.
Note: This code is only compatible with IE browser
1: The code to implement the "
Add to Favorites" function is as follows:

You only need to change the link and site name to your own site name.
If you want to implement it, you will be prompted whether to add it to favorites when you mouse over it. , just change the code to:

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2. Set as homepage code (html source code)

1. Text type:

Example:
Set as homepage
2. Button type:

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When you open the page, a window will pop up automatically asking whether to set it as the homepage
Place the following code in < ;head> between:

Add the following code to :
onload="myhomepage( );"
That is:
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When the mouse points to it, the prompt is set to the homepage
Insert the following code into the area:

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Function to close the current window
Here we can first enter the text to mark "Close Window", drag it with the mouse to select it, type "/" in the "Link" input box, and switch to the source at the same time Code window, type the event -onclick="javascript:window.close(); return false;" in the link code.
The complete code is: < a href="/"onclick="javascript:window.close(); return false;">Close window< /a>
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3. Contacting the webmaster is actually linked to an email address: