function showHide(id) {
    var divId = document.getElementById(id);
    var spacer = document.getElementById("spacer");
    var showLB = document.getElementById("showLB");
    var hideLB = document.getElementById("hideLB");
    var spacerXtr = document.getElementById("spacerXtr");
    var disply = document.getElementById("disply").value;

    var flag = divId.style.display;

    if (flag == '') {
        if (disply == "block")
            flag = "block";
        else
            flag = "none";        
    }

    if (flag == 'none') {
        divId.style.display = 'block';
        spacer.style.display = 'block';
        spacerXtr.style.display = 'none';
        showLB.style.display = 'none';
        hideLB.style.display = 'block';
        document.getElementById("disply").value = "block";
    }
    else {
        divId.style.display = 'none';
        spacer.style.display = 'none';
        spacerXtr.style.display = 'block';
        showLB.style.display = 'block';
        hideLB.style.display = 'none';
        document.getElementById("disply").value = "none";      
    }
}
function show(dr,id) {   
   document.getElementById(id).style.display = 'block'; ;
   document.getElementById("spacer").style.display;
   document.getElementById("showLB").style.display;
   document.getElementById("hideLB").style.display;
   document.getElementById("spacerXtr").style.display = 'none'; ;
   var disply = document.getElementById("disply").value;
   document.getElementById("disply").value = "block";
}