I have a problem with firefox, it does not load the image. In another case, Chrome, Opera and IE can download this, but firefox fails, it does not display any image, and if I go to check with firebug, it displays the following error on the image link: "Could not load the specified URL." I also cleared my cache if I open the link to the image in another tab in which it works.
The code:
<ul class="nav navbar-nav navbar-right"> <li> <a style='padding:4px' href="<?php echo $login_url?>"> <img src="<?php echo base_url(); ?>img/facebook_log22.png" class='facebookLogin' /> </a> </li> </ul>
Also in style:
.facebookLogin { height:40px; }
I use codeigniter (if u is interested in the base_url () function) and bootstrap (but I don't think this is so important.
Edit: I also see that it adds another class to the code ... Also, an error: 
html css image
Radu Vlad
source share