//funkcje do podmiany zdjec
function fon(n){document.images[n].src='grafika/'+n+'1.gif';}
function foff(n){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 bestsellerTo(nr) {
	if(!document.getElementById('bestseller-item-'+nr)) return;
	for(var i = 1; i <= 5 ; i++) {
		if(document.getElementById('bestseller-item-'+i)) {
			document.getElementById('bestseller-item-'+i).style.display = 'none';
			document.getElementById('bestseller-tab-'+i).className = '';
		}
	}
	document.getElementById('bestseller-item-'+nr).style.display = 'block';
	document.getElementById('bestseller-tab-'+nr).className = 'active';
}

function zapowiedziTo(tabName) {
	document.getElementById('zapowiedzi-box').style.display = 'none';
	document.getElementById('nowosci-box').style.display = 'none';
	document.getElementById('zapowiedzi-tab').getElementsByTagName('A')[0].className = '';
	document.getElementById('zapowiedzi-tab').getElementsByTagName('A')[1].className = '';

	document.getElementById(tabName+'-box').style.display = 'block';
	document.getElementById('zapowiedzi-tab').getElementsByTagName('A')[((tabName == 'zapowiedzi') ? 0 : 1)].className = 'active';
}

function przeliczKoszty(obj) {
	var opcja = obj.options[obj.selectedIndex];
	//alert(opcja.value + ' ' + opcja.title);
	obj.parentNode.parentNode.getElementsByTagName('TD')[2].innerHTML = opcja.title + ' zł';

	var tr = obj.parentNode.parentNode.parentNode.getElementsByTagName('TR');
	var suma = 0;
	var koszt = 0;
	for(var i = 1 ; i < tr.length - 2 ; i++) {
		koszt = parseFloat(tr[i].getElementsByTagName('TD')[2].innerHTML);		
		suma += koszt;		
	}
	document.getElementById('razem').innerHTML = suma + ' zł';
}