var nv=parseInt(navigator.userAgent.substring(8,9));
loaded=0;
currentLayer=0;


function getOffsetLeft (el) {
  var ol = el.offsetLeft;
    while ((el = el.offsetParent) != null)
        ol += el.offsetLeft;
          return ol;
          }

function changeMenu(changeLayer,hideShow){
    if(loaded){
	if(document.getElementById){
		layerName = document.getElementById("subMenu"+changeLayer);
                menuName = document.getElementById("menubar"+changeLayer);
		if (hideShow == "visible") {
		    if (navigator.userAgent.indexOf('Opera')>-1)
                    {
                      topLeft = getOffsetLeft(menuName);
                      layerName.style.left = topLeft+'px';
                    }
                    else
                    {
                      topLeft = menuName.offsetLeft;
                      layerName.style.left = topLeft+'px';
                    }
		}
		layerName.style.visibility = hideShow;
	}
	else{if(document.all){
		layerName = eval("subMenu"+changeLayer);
                menuName = eval("menubar"+changeLayer);


                if (hideShow == "visible") {
		    layerWidth = layerName.scrollWidth;
                    layerName.style.left = menuName.offsetLeft+8;
		}
		layerName.style.visibility = hideShow;
	    }else{if(document.layers){
                }}}}}
function s(whichLayer){
    if(currentLayer!=whichLayer){
	clearMenu();
	currentLayer=whichLayer;
	changeMenu(whichLayer,"visible");
        t=9;pollMenu();}}
function clearMenu(){
    t=90;
    if(currentLayer>0) changeMenu(currentLayer,"hidden");
    currentLayer=0;}
function pollMenu(){
    t++;
    if(t>6 && t<9) clearMenu();
    if(t<99) setTimeout("pollMenu()",200);
}
function preLoad(){
    if (document.images) {
	g0 = new Image(2,2); g0.src="gr/0.gif";
	loaded = 1;
    }
}