//funkcje do podmiany zdjec
function fon(n,lang)
{
    
    if ( lang )
    {
        document.images[n].src='grafika/'+lang+'/'+n+'1.gif';
    }
    else
    {
        document.images[n].src='grafika/'+n+'1.gif';
    }
}
function foff(n,lang)
{
    if ( lang )
    {
        document.images[n].src='grafika/'+lang+'/'+n+'.gif';
    }
    else
    {
        document.images[n].src='grafika/'+n+'.gif';
    }
}

//funkcja do wyswietlania popupu
var okno_pop='';
function popup(wi,he,uerel,alignx,aligny,scrol)
{
	// Bartosz Szczecinski
  // 20.04.2006
  // Opera 8.x nie obsluguje !okno_pop.closed
	if(okno_pop && okno_pop.closed==false) {
  	okno_pop.close()
  }
	if(wi=='100%'){wi=screen.availWidth-30}
	if(he=='100%'){he=screen.availHeight-0}
	if(alignx=='left'){xx=0}
	else if(alignx=='right'){xx=(screen.availWidth-wi)-10}
	else{xx=(screen.availWidth-wi)/2}
	if(aligny=='top'){yy=0}
	else if(aligny=='bottom'){yy=(screen.availHeight-he)}
	else{yy=(screen.availHeight-he)/2}
	okno_pop=window.open(uerel, '_blank', 'scrollbars='+scrol+',height='+he+',width='+wi+',top='+yy+',left='+xx);
}

function blurall() {
	var links = document.getElementsByTagName('a');
	for (var i=0;i<links.length;i++){
		links[i].onfocus = blurme;
  	}
}

function blurme()
{
	this.blur();
}


function printversion(id,path)
{
	var okno='';
	(okno && !okno.closed)?okno.close():'';
	he=400;
    wi=730;
	xx=(screen.availHeight-he)/2-10;
	yy=(screen.availWidth-wi)/2;
	okno=window.open('print_version.php?id='+id, '_blank', 'menubar=yes,scrollbars=yes,height='+he+',width='+wi+',top='+xx+',left='+yy);
}


/*ladowanie do casch-u zdjec
foto=new Array('pl','en');
menuA=new Array();menuB=new Array();
for(n=0;n<foto.length;n++){
	menuA[n]=new Image();
	menuA[n].src='grafika/'+foto[n]+'.gif';
	menuB[n]=new Image();
	menuB[n].src='grafika/'+foto[n]+'1.gif';
}
*/

function slide(_el) {

  this.me = _el;    
  this.speed = 1;
  this.frequency = 100;
  this.direction = 1;
  
	this.down = function(pixels, speed, frequency) {
  	this.direction = 1;
  	if(speed && speed != 0) this.speed = speed;
  	if(frequency && frequency != 0) this.frequency = frequency;    
		this.me.style.height = '0px';
    this.to = pixels;
    this.process();
  },
  
  this.up = function(pixels, speed, frequency) {
  	this.direction = -1;
  	if(speed && speed != 0) this.speed = speed;
  	if(frequency && frequency != 0) this.frequency = frequency;    
    this.to = pixels;
    this.process();  	
  }
  
  this.process = function() {

  	var self = this;
  	if((parseInt(self.me.style.height) * self.direction) < self.to) {    
    	self.me.style.height = parseInt(self.me.style.height) + (self.direction * self.speed) + 'px';      
      setTimeout(function() { self.process(); }, self.frequency);
    } 
  }
}

function $(elName) {
	var _el = document.getElementById(elName);  
  _el.slide = new slide(_el);
	return _el;
}