Automatically load the URL from link field into a script
You could use a field template in your theme.

Call it something like field--field-linkedin-url.tpl.php (whatever you have called your field. I'm assuming field_linkedin_url for my example. Notice the _'s are converted to -'s in the file name.

In the template put the following html:

&lt;script src="http://platform.linkedin.com/in.js" type="text/javascript"&gt;&lt;/script&gt;
&lt;script type="IN/MemberProfile" data-id="&lt;?php print render($items); ?&gt;" data-format="hover"&gt;&lt;/script&gt;


It shows something like this: