Try open alerts.js and remove the first line
jQuery.noConflict();
You have this twice in your headerinclude
<script type="text/javascript">
if (typeof jQuery == 'undefined') {
document.write(unescape("%3Cscript src='http://code.jquery.com/jquery-1.7.2.min.js' type='text/javascript'%3E%3C/script%3E"));
}
</script>
<script type="text/javascript">
var unreadAlerts = 0;
</script>
<script type="text/javascript" src="http://gaminghq.net/jscripts/myalerts.js"></script>
<script type="text/javascript">
var unreadAlerts = 0;
</script>