// JavaScript Document
function visibilityToggle(id) {
  var el = document.getElementById(id).style; 
  if(el.visibility == "hidden") {
  el.visibility = "visible";  
  }
  else if(el.visibility == "visible") {
  el.visibility = "hidden";
}
}

function showHide(id,vis) {
 document.getElementById(id).style.visibility=vis;
}

function showDisplay(id,display) {
 document.getElementById(id).style.display=display;
}
/*
Toggle Layer Visibility
© Eddie Traversa (nirvana.media3.net)
To add more shock to your site, visit www.DHTML Shock.com
*/

function toggleVisibility(id, NNtype, IEtype, WC3type) {
    if (document.getElementById) {
        eval("document.getElementById(id).style.visibility = \"" + WC3type + "\"");
    } else {
        if (document.layers) {
            document.layers[id].visibility = NNtype;
        } else {
            if (document.all) {
                eval("document.all." + id + ".style.visibility = \"" + IEtype + "\"");
            }
        }
    }
}