document.onload = betoltes();
function betoltes()
{
  // ----- Váltó képek létrehozása

  img_arrow_on = new Image;
  img_arrow_off = new Image;

  img_menu_on = new Array(7);
  img_menu_off = new Array(7);
  for (i=0; i<7; i++) {
    img_menu_on[i] = new Image;
    img_menu_off[i] = new Image;
  }

  // ----- Váltó képek betöltése

  img_arrow_on.src = '../images/arrowon.gif';
  img_arrow_off.src = '../images/arrowoff.gif';
  for (i=0; i<=6; i++) {
    img_menu_on[i].src = '../images/top_menupic'+ (i+1) +'_on.jpg';
    img_menu_off[i].src = '../images/top_menupic'+ (i+1) +'_off.jpg';
  }
  
}

//------- Karácsonyi üdvözlölap eltüntetése

function hide_karacsony()
{
	if(document.layers)
    {
       document.layers['karacsony'].visibility = 'hide';
    }
    else if(document.getElementById)
    {
        var obj = document.getElementById('karacsony');
        obj.style.visibility = 'hidden';
    }
    else if(document.all)	
    {
        document.all['karacsony'].style.visibility = "hidden";
    }
}

function kep_megnyit(kep, szelesseg, magassag)
{
	content="<a href='#' onclick='window.close()'><img style='border: 0;' src='"+kep+"' alt='' /></a>";
	var ablak = window.open( '', 'kep', 'left='+((screen.width-szelesseg)/2)+',top='+((screen.height-magassag)/2)+',width='+szelesseg+',height='+magassag+',toolbar=0,resizable=0, location=0, status=0, menubar=0, scrollbars=1');
	ablak.document.open("text/html", "replace");
	ablak.document.write('<html><head><title>Console</title></head>'+'<body style="margin: 0;" bgcolor=white onLoad="self.focus()">'+content+'</body></html>');
	ablak.document.close();
}

// ----- Kép és háttér cserelő függvények

function kep_csere(melyik, mire)
{
  kep = document.getElementById(melyik);
  kep.src = mire.src;
}

function hatter_csere(melyik, mire)
{
  obj = document.getElementById(melyik);
  obj.style.backgroundColor = mire;
}

function videotar_kep(kepdivID, parentID, imageID, x, y, imageURL, linkURL, mutat, event)
{
	
	if (!document.getElementById(kepdivID)) {
		var parentdiv = document.getElementById(parentID);
		var newNode = document.createElement("div");
    newNode.setAttribute("id", kepdivID);
    newNode.setAttribute("style", "visibility: hidden;");   
    var img = document.createElement('img');
    img.setAttribute("id", imageID);
    img.style.border = "#000000 solid 1px";
    newNode.appendChild(img);
    parentdiv.appendChild(newNode);
  }
 var kepDiv = document.getElementById(kepdivID);
  var kep = document.getElementById(imageID);
  var ujratolt=true;
  if(kep.src) {
   	var kepsrc=kep.src;
   	var indexOfSlash = kepsrc.lastIndexOf("/");
   	kepsrc = kepsrc.substring( indexOfSlash+1, kepsrc.length );
   	kep2src=imageURL;
   	indexOfSlash = kep2src.lastIndexOf("/");
   	kep2src = kep2src.substring( indexOfSlash+1, kep2src.length );   
   	if(kep2src==kepsrc)	 ujratolt=false;
  }
  
  if(!mutat) kepDiv.style.visibility = "hidden";
  else if(ujratolt)
  {
		if(x==-1||y==-1)
		{ 
				var obj = document.getElementById(parentID);
				var curleft = 0;
				var curtop = 0;
				var top = 0, left = 0;
				while (obj = obj.offsetParent) {
					curleft += obj.offsetLeft;
					curtop += obj.offsetTop;
				}	
				if (event.pageX) left=event.pageX;
				else if (event.clientX)
   			left=event.clientX + (document.documentElement.scrollLeft ?
   						document.documentElement.scrollLeft :
   						document.body.scrollLeft);
   			if (event.pageY) top=event.pageY;
				else if (event.clientY)
   			top=event.clientY + (document.documentElement.scrollTop ?
   					document.documentElement.scrollTop :
  					 document.body.scrollTop);			
				pos_x =left-curleft;
				pos_y=top-curtop;

		  if(x==-1) x=pos_x;
		  if(y==-1) y=pos_y;
		}
	  kepDiv.style.position = "relative";
	  kepDiv.style.left = x + "px";
	  kepDiv.style.top = y -5 +  "px";
	  kepDiv.style.visibility = "visible";
	  kepDiv.style.cursor = "pointer";
	  kepDiv.onclick=function(){
	  	window.open(linkURL);
	  }
	  kepDiv.style.zIndex = 10000;
	 
		var kep2 = document.createElement('img');
    kep2.onload = function (evt) {
 
	        kep.src=this.src;
	        kep.width=this.width;
	        kep.height=this.height;
    }
   
   kep.src = imageURL;
     
	}
}

