document.onload = display();

function display(){
    var my = document.getElementById('content');
    var thediv = my.getElementsByTagName('div');
    for(i=0; i<thediv.length;i++){
    var onediv = thediv[i];
        if(onediv.id != ''){
            var chdiv = document.getElementById(onediv.id);
            if(chdiv.style){
                if(thediv[i].style.display == "block")
                    thediv[i].style.display = 'none';
            }
        }
    }
}

function hide(div) {
    if (document.getElementById)
        document.poppedLayer = eval('document.getElementById(div)');
    else if (document.all)
        document.poppedLayer = eval('document.all[div]');
    else
        document.poppedLayer = eval('document.layers[div]');
    document.poppedLayer.style.display = "none";
}

function show(div) {
    if (document.getElementById)
        document.poppedLayer = eval('document.getElementById(div)');
    else if (document.all)
        document.poppedLayer = eval('document.all[div]');
    else
        document.poppedLayer = eval('document.layers[div]');
    document.poppedLayer.style.display = "block";
}

function show_hide(div) {
  if (document.getElementById)
     document.poppedLayer = eval('document.getElementById(div)');
  else if (document.all)
     document.poppedLayer = eval('document.all[div]');
  else
     document.poppedLayer = eval('document.layers[div]');
    if(document.poppedLayer.style.display == "block")
        document.poppedLayer.style.display = "none";
    else
        document.poppedLayer.style.display = "block";
}