/* copyright Mike Hewitt for Angel BC Limited 2011 */



		    function topLogos(publication){
        
        
              // reset all and then only show the selected
        
              document.getElementById("sns_roller").style.backgroundPosition="0px 28px";
              document.getElementById("snsuk_roller").style.backgroundPosition="0px 28px";
             
              document.getElementById("dcs_roller").style.backgroundPosition="0px 28px";
              document.getElementById("dcsuk_roller").style.backgroundPosition="0px 28px";
           
              document.getElementById("dcsdach_roller").style.backgroundPosition="0px 28px";
              document.getElementById("storagewelt_roller").style.backgroundPosition="0px 28px";
              
              document.getElementById("cloud_roller").style.backgroundPosition="0px 28px";
              document.getElementById("virtual_roller").style.backgroundPosition="0px 28px";
        
              if(publication=="sns"){
                  document.getElementById("sns_roller").style.backgroundPosition="0px 0px";
              }else if(publication=="snsuk"){
                  document.getElementById("snsuk_roller").style.backgroundPosition="0px 0px";
              }else if(publication=="dcs"){
                  document.getElementById("dcs_roller").style.backgroundPosition="0px 0px";
              }else if(publication=="dcsuk"){
                  document.getElementById("dcsuk_roller").style.backgroundPosition="0px 0px";
              }else if(publication=="dcsdach"){
                  document.getElementById("dcsdach_roller").style.backgroundPosition="0px 0px";
              }else if(publication=="storagewelt"){
                  document.getElementById("storagewelt_roller").style.backgroundPosition="0px 0px";
              }else if(publication=="cloud"){
                  document.getElementById("cloud_roller").style.backgroundPosition="0px 0px";
              }else if(publication=="virtual"){
                  document.getElementById("virtual_roller").style.backgroundPosition="0px 0px";
              }else {
                  document.getElementById("sns_roller").style.backgroundPosition="0px 0px";
                  document.getElementById("snsuk_roller").style.backgroundPosition="0px 0px";
                 
                  document.getElementById("dcs_roller").style.backgroundPosition="0px 0px";
                  document.getElementById("dcsuk_roller").style.backgroundPosition="0px 0px";
               
                  document.getElementById("dcsdach_roller").style.backgroundPosition="0px 0px";
                  document.getElementById("storagewelt_roller").style.backgroundPosition="0px 0px";
                  
                  document.getElementById("cloud_roller").style.backgroundPosition="0px 0px";
                  document.getElementById("virtual_roller").style.backgroundPosition="0px 0px";
              }
        
        
        
        
        }
        
        function changeSite(theSite){
        
         		document.location=theSite;
        }