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 addBookmark(title,url) {
	if (window.sidebar) { 
		window.sidebar.addPanel(title, url,""); 
	} else if( document.all ) {
		window.external.AddFavorite( url, title);
	} else if( window.opera && window.print ) {
		return true;
	}
}
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_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_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 my$( obj ){
	return document.getElementById( obj );
}
    
function isNumberKey(evt){
 var charCode = (evt.which) ? evt.which : event.keyCode
 if (charCode==44){
	 charCode = 46;
	 evt.which = 46;
	 event.keyCode = 46;
 }
 if (charCode > 31 && (charCode < 48 || charCode > 57) && charCode!=46 && charCode!=44){ return false; }
 return true;
}
var target = '';
var http_request = false;
function makeRequest(url, parameters, target) {
    http_request = false;

    if (window.XMLHttpRequest) { // Mozilla, Safari,...
        http_request = new XMLHttpRequest();
        if (http_request.overrideMimeType) {
            http_request.overrideMimeType('text/html');
		}
	}
    else if (window.ActiveXObject) { // IE
		try {
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
        	try {
               http_request = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
		}
	}
	if (!http_request) {
		alert('Cannot create XMLHTTP instance');
		return false;
	}
    http_request.onreadystatechange = function() { alertContents(http_request,target); };
    http_request.open('GET', url + parameters, true);
	http_request.setRequestHeader('Content-type','application/x-www-form-urlencoded;'); 
	http_request.setRequestHeader("Cache-Control", "no-store, no-cache, must-revalidate");
	http_request.setRequestHeader("Cache-Control", "post-check=0, pre-check=0");
	http_request.setRequestHeader("Content-Type", "text/html; charset=utf-8"); 
	http_request.setRequestHeader("Pragma", "no-cache");
    http_request.send(null);
}
		
function alertContents(http_request, target) {
    if (http_request.readyState == 4) {
        if (http_request.status == 200) {
            result = http_request.responseText;
            my$(target).innerHTML = result;            
        } else {
            my$(target).innerHTML = 'Hiba';
        }
    }
}
function ShowHide ( obj1, obj2 ){
	if ( my$(obj1).style.display == ''){
		my$(obj1).style.display = 'none';
		my$(obj2).style.display = '';
	}
	else
	{
		my$(obj1).style.display = '';	
		my$(obj2).style.display = 'none';
	}
}
function showTag( id ){
	my$('tags_'+id).style.display = '';
	my$('tags_short_'+id).style.display = 'none';
}
function hideTag( id ){
	my$('tags_'+id).style.display = 'none';
	my$('tags_short_'+id).style.display = '';
}
function menuDiv( obj )
{
	if (document.getElementById) {
		var leftMenu = my$('leftMenu');
		for (x=0; x<leftMenu.childNodes.length; x++) {
			node = leftMenu.childNodes[x];
			if (node.nodeName=="DIV") {
				if (node.id.indexOf('submenu')!= -1 )
				{
					my$(node.id).style.display = 'none';
				}
			}
		}
		my$(obj).style.display = 'block';
	}
	else
	{
		alert('oops');
	}
}