function preloader(lang) {

	var i = 0;
   imageObj = new Image();

   images = new Array();
   images[0]="/img/"+lang+"_menu_biografiah.gif";
   images[1]="/img/"+lang+"_menu_muzykah.gif";
   images[2]="/img/"+lang+"_menu_dyskografiah.gif";
   images[3]="/img/"+lang+"_menu_mp3h.gif";
   images[4]="/img/"+lang+"_menu_projektyh.gif";
   images[5]="/img/"+lang+"_menu_galeriah.gif";
   images[6]="/img/"+lang+"_menu_kontakth.gif";			

   for(i=0; i<=6; i++) {
	   imageObj.src=images[i];
   }

} 

function rollover(obj,file,lang) {

	document.getElementById('menu'+obj).src = '/img/'+lang+'_menu_'+file+'h.gif';
	
	return;

}

function rollout(obj,file,lang) {

	document.getElementById('menu'+obj).src = '/img/'+lang+'_menu_'+file+'.gif';
	
	return;

}

function initScrollLayers() {

  var wndo1 = new dw_scrollObj('wn1', 'lyr1', null);

  wndo1.setUpScrollbar("dragBar1", "track1", "v", 1, 1);
  dw_showLayers("scrollbar1");
}

function dw_showLayers() {
  if ( document.getElementById ) {
    var lyr, i;
    for (i=0; arguments[i]; i++) {
      lyr = document.getElementById( arguments[i] );
      lyr.style.visibility = "visible";
    }
  }
}

nn=(document.layers)?true:false; 
ie=(document.all)?true:false;

function keyDown(e) { 
	var evt=(e)?e:(window.event)?window.event:null; 
	if(evt){ var key=(evt.charCode)?evt.charCode: ((evt.keyCode)?evt.keyCode:((evt.which)?evt.which:0)); 
	
	if(key=="38") dw_scrollObj.initScroll('wn1','up');
	if(key=="40") dw_scrollObj.initScroll('wn1','down'); }
} 

function keyUp(e) {
	dw_scrollObj.stopScroll('wn1');
}

document.onkeydown=keyDown;
document.onkeyup=keyUp; 
if(nn) document.captureEvents(Event.KEYDOWN);
if(nn) document.captureEvents(Event.KEYUP);