dom=(document.getElementById)? true : false;
nn4=(document.layers)? true : false;
ie4=(!dom && document.all)? true : false;
opera = (window.opera)? true : false;

var show_style = (nn4) ? 'show' : 'visible';
var hide_style = (nn4) ? 'hide' : 'hidden';

var currentIndx = -1;
current_menu=-1;
/* for first page only! */
var df=1;

function get_layer(id) {
	return (dom) ? document.getElementById(id).style : ((ie4) ? document.all[id].style : ((nn4) ? document.layers[id] : null));
}

var budilnik=false;
function doMouseOut(){
budilnik = setTimeout('hideAll()', 10000);
}

function doMouseOver(){
	if(budilnik)	clearTimeout(budilnik);
}

function showMenu(indx){
	if (!detect_array_element(indx)){
		return false;
	}
	hideAll();

doMouseOver()
	detect_submenu_position(indx);
	layer = get_layer('menu'+indx);
	showLayer(layer);
}

function showLayer(layer){
	if(ie4){ layer.pixelTop = positionY; layer.pixelLeft = positionX; }
	else{ layer.top = positionY; layer.left = positionX; }
	layer.visibility = show_style;
}


function detect_submenu_position(indx){
	positionX = (nn4) ? realPositionX('mPos') : realPositionX('mPosDom'); positionX -= 1;
	positionY = (nn4) ? realPositionY('mPos') : realPositionY('mPosDom'); positionY += (nn4)?23:(window.opera)?23:23;
}

function realPositionX(which){
	if (nn4) {
		pos = document.layers[which].pageX
	} else {
		var elem = (dom)? document.getElementById(which) : document.all[which];
		var pos = elem.offsetLeft;
		while (elem.offsetParent != null) {
		elem = elem.offsetParent;
		pos += elem.offsetLeft;
		}
	} return pos;
}

function realPositionY(which) {
	if (nn4) {
		pos = document.layers[which].pageY
	} else {
		var elem = (dom)? document.getElementById(which) : document.all[which];
		var pos = (elem.offsetTop>0)?elem.offsetTop-2:0;
		while (elem.offsetParent != null) {
		elem = elem.offsetParent;
		pos += elem.offsetTop;
		}
	} return pos;
}

function hideAll(){
	for(i=0;i<menuDivId.length;i++){
		layer = get_layer(menuDivId[i]);
		hideLayer(layer);
	}
}

function hideLayer(layer){
	layer.visibility = hide_style;
}

function detect_array_element(indx){
	var detect = false;
	for (i=0;i<menuDivId.length;i++ ){
		if (menuDivId[i]+''=='menu'+indx){
			var detect = true;
		}
	}
	return detect;
}

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}

function iOffAll()
{
  setTimeout("iOff('im2')", 10000);
  setTimeout("iOff('im4')", 10000);
  setTimeout("iOff('im6')", 10000);
  setTimeout("iOff('im8')", 10000);
  setTimeout("iOff('im10')", 10000);
  setTimeout("iOff('im12')", 10000);  
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
if ( document.images ) {
			
			
			var L = "no";
			
			
im2on=new Image();
im2on.src="files/images/menu_arch_01.gif";
im2off=new Image();
im2off.src="files/images/menu_arch_00.gif";

im4on=new Image();
im4on.src="files/images/menu_live_01.gif";
im4off=new Image();
im4off.src="files/images/menu_live_00.gif";

im6on=new Image();
im6on.src="files/images/menu_archive_01.gif";
im6off=new Image();
im6off.src="files/images/menu_archive_00.gif";

im8on=new Image();
im8on.src="files/images/menu_marchy_01.gif";
im8off=new Image();
im8off.src="files/images/menu_marchy_00.gif";

im10on=new Image();
im10on.src="files/images/menu_forum_01.gif";
im10off=new Image();
im10off.src="files/images/menu_forum_00.gif";

im12on=new Image();
im12on.src="files/images/menu_project_01.gif";
im12off=new Image();
im12off.src="files/images/menu_project_00.gif";


L="yes";}


function iOff(IMN) {if (L=="yes") {if (document.images) {document.images[IMN].src=eval(IMN+"off.src");}}}
function iOn(IMN) {if (L=="yes") {if (document.images) {document.images[IMN].src=eval(IMN + "on.src");}}}

 menuDivId = new Array;
	menuDivId[0] = 'menu2';
	menuDivId[1] = 'menu4';
	menuDivId[2] = 'menu6';
	menuDivId[3] = 'menu8';
	menuDivId[4] = 'menu10';
	menuDivId[5] = 'menu12';