var img1=new Image; img1.src="/img/tlac_nabidka_knih_a.gif";
var img2=new Image; img2.src="/img/tlac_novinky_a.gif";
var img3=new Image; img3.src="/img/tlac_nabidka_cdrom_a.gif";
var img4=new Image; img4.src="/img/tlac_basar_a.gif";
var img5=new Image; img5.src="/img/tlac_hledame_a.gif";
var img6=new Image; img6.src="/img/tlac_dluznici_a.gif";
var img7=new Image; img7.src="/img/tlac_doporucujeme_a.gif";
var img8=new Image; img8.src="/img/tlac_pripravujeme_a.gif";


function chIn(image) {
	if(document.images)	document.images[image].src = "/img/"+image+"_a.gif";
}
function chOut(image) {
	if(document.images)	document.images[image].src = "/img/"+image+".gif";
}
function openwin(image,popisek) {
	var popwin = window.open("obrazek.html?"+escape(image)+"&"+escape(popisek),"popwin","width=500,height=400,menubar=no,directories=no,location=no,toolbar=no,scrollbars=no");
	if(popwin) if(popwin.focus) popwin.focus(); 
}