Js button and background picture implementation method

The example of this article describes the js button and background picture method. Share with you for your reference. The specific implementation method is as follows:

Method one:

<input type="submit" onMouseOver="style=background:url('imgs/jb51.gif')"/>

 
Method 2:

<input type="button" value=" submit " style="background:url( Picture address ) no-repeat;border:none;text-indent:-2000px;width:100px;height:30px;">

 
Method 3:
Just use the picture button, that is:

<input name="submit" type="image" value=" " src="jb51.jpg" />