function mouseOver(e) {
    if (e) {
		e.oldClassName=e.className;
		e.className+='-over';
	}
}
function mouseOut(e) {
    if (e && e.oldClassName) e.className=e.oldClassName;
}

var mouseClick_CLICKED = false;

function mouseClick(e, event) {
	var i;
	if (mouseClick_CLICKED) return;
	mouseClick_CLICKED = true;
	setTimeout('mouseClick_CLICKED = false;', 300);
	
	if (e && e.hasChildNodes) {
		for (i=0; i<e.childNodes.length; i++) {
			if (e.childNodes[i].tagName == 'A') {
				document.location = e.childNodes[i].getAttribute('href');
				return;
			}
		}
	}
}

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_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_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_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];}
}

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_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function language(lang) {
  langRE = /\/bg\/|\/en\/|\\bg\\|\\en\\/;
  document.location.replace(document.location.href.replace(langRE,'/'+lang+'/'));
}

var curr_cross_layer_num = -1;
function crossFade(layer_ids, duration) {
	if (layer_ids.length < 2) return;
	var curr_layer_num = (curr_cross_layer_num >= 0) ? curr_cross_layer_num : 0;
	var next_layer_num = (curr_layer_num < layer_ids.length-1) ? curr_layer_num+1 : 0;
	var fade_out = new Tween(layer_ids[curr_layer_num], "alpha", null, 0, duration, 50, new Array());
	fade_out.onMotionFinished = function() {
		swapZindex(layer_ids[curr_layer_num],layer_ids[next_layer_num]);
	}
	fade_out.animate();
	var fade_in = new Tween(layer_ids[next_layer_num], "alpha", null, 100, duration, 25, new Array());
	fade_in.animate();
	curr_cross_layer_num = next_layer_num;
}

function swapZindex(id1,id2) {
	var obj1 = document.getElementById(id1);
	var obj2 = document.getElementById(id2);
	if (obj1 && obj2) {
		var z_index1 = (obj1.style.zIndex) ? obj1.style.zIndex : 1;
		var z_index2 = (obj2.style.zIndex) ? obj2.style.zIndex : 2;
		obj1.style.zIndex = z_index2;
		obj2.style.zIndex = z_index1;
	}
}