var kursor=false;
var stop=0;
var licznik =0;
var okladki = Array();

function pokaz(tro,url, wysw) {
clearTimeout(stop);
//licznik++;
var serwis = arguments.length > 3 ? arguments[3] : 'septem';
var przegl = navigator.userAgent;

if(!kursor) {
	pozycje = new Array(2);
	pozycje = findPos(getId(tro));
	szer = getId(tro).width;
	wys = getId(tro).height;
	x = pozycje[0] +(szer/2) -16;
	y = pozycje[1] +(wys/2) -16;
	if(tro.search('tyl:') == 0) {
		okl = "okladki-tyl";
		tro = tro.replace(/tyl:/,'');
	}else{
		okl = "okladki";
	}
	if(url == 0 ) {
	    if(przegl.indexOf("MSIE 6.0")>-1) {
	    getId("okladka").innerHTML ='<div id="load" style=" z-index: 2; width: 32px; height: 32px;  position: absolute; left:'+x+'px; top:'+y+'px; background-image: url(/img/ajax-loader.gif);"><div id="tlo" style=" z-index: 3; width: 369px; height: 510px; position: absolute; left: -168px; top:-239px;" onmouseout="schowaj(1);"><div id="obraz" style="z-index: 4; left: 21px; top: 21px; position: absolute; width: 326px; height: 466px; border-style: solid; border-width: 1px; background-image: url(/'+ okl +'/326x466/'+ tro +'.jpg);" onmouseout="schowaj(1);"/></div></div></div>';
	    } else {
	    getId("okladka").innerHTML ='<div id="load" style=" z-index: 2; width: 32px; height: 32px;  position: absolute; left:'+x+'px; top:'+y+'px; background-image: url(/img/ajax-loader.gif);"><div id="tlo" style=" z-index: 3; width: 369px; height: 510px; position: absolute; left: -168px; top:-239px; background-image: url(/img/cien_duzy.png);" onmouseout="schowaj(1);"><div id="obraz" style="z-index: 4; left: 21px; top: 21px; position: absolute; width: 326px; height: 466px; border-style: solid; border-width: 1px;  background-image: url(/'+ okl +'/326x466/'+ tro +'.jpg);" onmouseout="schowaj(1);"/></div></div></div>';
	    }
	} else {
	    if(przegl.indexOf("MSIE 6.0")>-1) {
	    getId("okladka").innerHTML = '<div id="load" style=" z-index: 2; width: 32px; height: 32px;  position: absolute; left:'+x+'px; top:'+y+'px; background-image: url(/img/ajax-loader.gif);"><div id="tlo" style="z-index: 3; width: 198px; height: 253px; position: absolute; cursor: pointer; left: -74px; top:-102px;"><div id="obraz" style="left: 8px; top: 8px; position: absolute; width: 181px; height: 236px;" onmouseout="schowaj(1);"/><a href="http://'+serwis+'.pl/ksiazki/'+ tro +'.htm"><img " src="http://septem.pl/'+ okl +'/181x236/'+ tro +'.jpg" width="181" height="236" border="0"></div></div></div>';
	    } else {
	    getId("okladka").innerHTML = '<div id="load" style=" z-index: 2; width: 32px; height: 32px;  position: absolute; left:'+x+'px; top:'+y+'px; background-image: url(/img/ajax-loader.gif);"><div id="tlo" style="z-index: 3; width: 198px; height: 253px; position: absolute; cursor: pointer; left: -74px; top:-102px; background-image: url(/img/cien.png);"><div id="obraz" style="left: 8px; top: 8px; position: absolute; width: 181px; height: 236px;" onmouseout="schowaj(1);"/><a href="http://'+serwis+'.pl/ksiazki/'+ tro +'.htm"><img " src="http://septem.pl/'+ okl +'/181x236/'+ tro +'.jpg" width="181" height="236" border="0"></div></div></div>';
	    }
	}

}

	if(!wysw) {
	stop=setTimeout("pokaz('"+tro+"','"+url+"',1)",500);
	kursor=true;
	}
	else if(kursor = true) {
		kursor = false;
		getId("okladka").style.display="block";
	}




}

function schowaj(tak){
	if(kursor==true || tak == 1) {
		clearTimeout(stop);
		getId("okladka").style.display="none";
		}
	kursor = false;
}

function getId(id)
{
	return document.all ? document.all[id] : document.getElementById(id) ;
}

function findPos(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		do {
			curleft += obj.offsetLeft;
			curtop += obj.offsetTop;
		} while (obj = obj.offsetParent);
	}
	return [curleft,curtop];
}