qTip2 - My test case

HTML

<script src="http://qtip2.com/v/stable/jquery.qtip.js"></script>
<link rel="stylesheet" href="http://qtip2.com/v/stable/jquery.qtip.css">
<div class="service-block msr">
    <a target="_blank" href="http://google.de">
    <div class="service-image msrc">
        <img rel="254" data-original="https://wiki.videolan.org/images/Ubuntu-logo.png" class="sktooltip" src="https://wiki.videolan.org/images/Ubuntu-logo.png" style="display: inline;">
    </div></a>
    <h4><a target="_blank" href="http://google.de">Google</a></h4>
    <p>Search Engine</p>
</div>

JavaScript

https://stackoverflow.com/questions/21722892/qtip2-sets-attributes-but-doesnt-show-with-jquery-on-mouseover
// Store our title attribute in 'oldtitle' attribute instead
.each(function(i) {
    $.attr(this, 'oldtitle', $.attr(this, 'title'));
    this.removeAttribute('title');
});