function zakup(towarr,towport,port){
towarr = towarr + "";
link = "/Sklep/sprawdz.php?towar=" + towarr + "&from=" + port + "&product=" + towport;
if(window.screen) {
	  aw=screen.availwidth;
	  ah=screen.availheight;
	}else{
	  aw=640;
	  ah=450;
	}

	 ustawienia=
	 "left="+(aw-400)/2+","
	 +"top="+(ah-300)/2+","
	 +"screenX="+(aw-400)/2+","
	 +"screenY="+(ah-300)/2+","
	 +"width=400,"
	 +"height=300,"
	 +"toolbar=no,"
	 +"location=no,"
	 +"directories=no,"
	 +"status=no,"
	 +"menubar=no,"
	 +"scrollbars=yes,"
	 +"resizable=no";

window.open(link,"zakupy",ustawienia);
//document.forms[0].towar.value = towarr;
}

function negocjuj(id,from){
id = id + "";
link = "/Sklep/negocjuj.php?towar=" + id + "&from=" + from;
if(window.screen) {
	  aw=screen.availwidth;
	  ah=screen.availheight;
	}else{
	  aw=640;
	  ah=450;
	}

	 ustawienia=
	 "left="+(aw-400)/2+","
	 +"top="+(ah-300)/2+","
	 +"screenX="+(aw-400)/2+","
	 +"screenY="+(ah-300)/2+","
	 +"width=400,"
	 +"height=300,"
	 +"toolbar=no,"
	 +"location=no,"
	 +"directories=no,"
	 +"status=no,"
	 +"menubar=no,"
	 +"scrollbars=yes,"
	 +"resizable=no";

window.open(link,"negocjuj",ustawienia);
//document.forms[0].towar.value = towarr;
}