function showActiveLinkAnnounceRight(id){
    var imgAR = document.getElementById("imgAR_"+id);
    imgAR.src = "/images/li_a.jpg";
}
  
function showLinkAnnounceRight(id){
    var imgAR = document.getElementById("imgAR_"+id);
    imgAR.src = "/images/li.jpg";
    
}

function showActiveLinkAnnounceLeft(id){
    var imgAR = document.getElementById("imgAL_"+id);
    imgAR.src = "/images/li_a.jpg";
}
  
function showLinkAnnounceLeft(id){
    var imgAR = document.getElementById("imgAL_"+id);
    imgAR.src = "/images/li.jpg";
    
}