function mouseOver(e) {
    if (e) {
		e.oldClassName=e.className;
		e.className+='-over';
		
		if (e.hasChildNodes) {
			var img = e.getElementsByTagName('img');
			if (img.length > 0) {
				img[0].src = img[0].src.replace(/\.gif$/, '-over.gif');
			}
		}
	}
}
function mouseOut(e) {
    if (e && e.oldClassName) e.className=e.oldClassName;
	if (e.hasChildNodes) {
		var img = e.getElementsByTagName('img');
		if (img.length > 0) {
			img[0].src = img[0].src.replace(/-over\.gif$/, '.gif');
		}
	}
}

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) {
		var a = e.getElementsByTagName('a');
		if (a.length > 0) document.location = a[0].getAttribute('href');
	}
}

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 nav_id = new Array();

function nav_show(id) {
	var obj;
	var nav_level = id.split('_').length-3;
	
//	if (nav_id[nav_level] && id != nav_id[nav_level]) nav_hide(nav_id[nav_level]);
	if (nav_id[nav_level] && id == nav_id[nav_level]) nav_hide(nav_id[nav_level]);
	if (obj = MM_findObj('nav'+id)) {
		if (obj.style) {
			obj.style.visibility = 'visible';
			obj.style.display = 'block';
			nav_id[nav_level] = id;
		}
	}
}

function nav_hide(id) {
	var obj;
	var nav_level = id.split('_').length-3;
	
	if (obj = MM_findObj('nav'+id)) {
		if (obj.style) {
			obj.style.visibility = 'hidden';
			obj.style.display = 'none';
		}
	}
}

/*
document.onclick=function () {
	for (var i=0; i<nav_id.length; i++) {
		nav_hide(nav_id[i]);
	}
}
*/

var layers = {
	'advanced_search': 		null,
	'login_form':			new Array('password_form', 'registration_form'),
	'password_form':		new Array('login_form'),
	'registration_form':	new Array('login_form'),
	'profile_form':			null
};

function layer_show(id) {
	var obj;
	if (obj = document.getElementById(id)) {
		if (obj.style) {
			if (obj.style.visibility == 'hidden') {
				if (obj.display == null) {
					obj.display = (obj.style.display == 'none') ? 'block' : obj.style.display;
				}
				obj.style.visibility = 'visible';
				obj.style.display = obj.display;
			} else {
				layer_hide(id);
			}
		}
		
		if (layers[id]) {
			for (var i=0; i<layers[id].length; i++) {
				layer_hide(layers[id][i]);
			}
		}
	}
}

function layer_hide(id) {
	var obj;
	if (obj = document.getElementById(id)) {
		if (obj.style) {
			if (obj.display == null) {
				obj.display = (obj.style.display == 'none') ? 'block' : obj.style.display;
			}
			obj.style.visibility = 'hidden';
			obj.style.display = 'none';
		}
	}
}

function fixPNG(img) {
	setTimeout( 
		function () {
			var arVersion = navigator.appVersion.split("MSIE");
			var version = parseFloat(arVersion[1]);
		    if ((version >= 5.5) && (version < 7) && (document.body.filters)) {
				var style = "width: "+img.width+"px; height: "+img.height+"px; filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+img.src+"', sizingMethod=scale);";
				img.outerHTML = '<img src="images/none.gif" width="'+img.width+'" height="'+img.height+'" style="'+style+'" />'
		    }
		}
		, 
		2500 
	);
}

function fixPng2(id) {
	var e = (typeof(id) == 'string') ? document.getElementById(id) : id;
	var arVersion = navigator.appVersion.split("MSIE");
	var version = parseFloat(arVersion[1]);
	var ext = e.src.substring(e.src.length-3, e.src.length);
	
	if ((version >= 5.5) && (version < 7) && (document.body.filters))  {
		if (ext.toUpperCase() == "PNG") {
			if (e.width < 1) {
				setTimeout("fixPng('"+id+"')",20);
				return;
			}
			var imgID = (e.id) ? "id='" + e.id + "' " : "";
			var imgClass = (e.className) ? "class='" + e.className + "' " : "";
			var imgTitle = (e.title) ? "title='" + e.title + "' " : "title='" + e.alt + "' ";
			var imgStyle = "display:inline-block;" + e.style.cssText;
			if (e.align == "left") imgStyle = "float:left;" + imgStyle;
			if (e.align == "right") imgStyle = "float:right;" + imgStyle;
			if (e.parentElement.href) imgStyle = "cursor:hand;" + imgStyle;
			var strNewHTML = "<span " + imgID + imgClass + imgTitle
			+ " style=\"" + "width:" + e.width + "px; height:" + e.height + "px;" + imgStyle + ";"
			+ "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
			+ "(src=\'" + e.src + "\', sizingMethod='scale');\"></span>" ;
			e.outerHTML = strNewHTML;
		}
	}
}