You can see here that this library is called directly from the google APIs website so there is nothing more you will need to do here.
This file is stored on a location on your own web server. In this case the file is on the same directory as your HTML file.
<span>Stock Quotes: </span>
<span><span>ABC</span> 1.543 0.2%</span>
<span><span>SDF</span> 12.543 -0.74%</span>
<span><span>JDF</span> 34.543 5.2%</span>
<span><span>ERA</span> 123.234 1.2%</span>
<span><span>DFF</span> 20.543 -5.2%</span>
<span><span>CBX</span> 523.234 0.0%</span>
<span><span>IZF</span> 89.65 -3.4%</span>