Přidal jsem nad main 'obrazky'.

<div id="obrazky">
<div id="art-main">

#art-main
{
   background: #2B7DB1;
   background-position: 0 100px;
   background-attachment: fixed, fixed !important;
   margin:0 auto;
   font-size: 13px;
   font-family: Arial, 'Arial Unicode MS', Helvetica, Sans-Serif;
   font-weight: normal;
   font-style: normal;
   position: relative;
   width: 100%;
   min-height: 100%;
   left: 0;
   top: 0;
   cursor:default;
   overflow:hidden;
}
#obrazky
{
   background-image: url('images/pageglare.png') no-repeat fixed,url('http://www.euraxess.cz/images_raw/facebook.png') no-repeat fixed;
}