<!--
isDOM=document.getElementById //DOM1 browser (MSIE 5+, Netscape 6, Opera 5+)
isOpera=isOpera5=window.opera && isDOM //Opera 5+
isOpera6=isOpera && window.print //Opera 6+
isOpera7=isOpera && document.readyState //Opera 7+
isMSIE=document.all && document.all.item && !isOpera //Microsoft Internet Explorer 4+
isMSIE5=isDOM && isMSIE //MSIE 5+
isNetscape4=document.layers //Netscape 4.*
isMozilla=isDOM && navigator.appName=="Netscape" //Mozilla или Netscape 6.*
browser = (((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 3 )) || ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4 )))
if (isDOM) {

        nav1 = new Image();
        nav1.src = "img01/nav1-about.gif";
        nav2 = new Image();
        nav2.src = "img01/nav2-admin.gif";
        nav3 = new Image();
        nav3.src = "img01/nav3-coop.gif";
        nav4 = new Image();
        nav4.src = "img01/nav4-collect.gif";
        nav5 = new Image();
        nav5.src = "img01/nav5-museum.gif";
        nav6 = new Image();
        nav6.src = "img01/nav6-studio.gif";
        nav7 = new Image();
        nav7.src = "img01/nav7-centremt.gif";
        nav8 = new Image();
        nav8.src = "img01/nav8-za30.gif";
        nav9 = new Image();
        nav9.src = "img01/nav9-achi.gif";
        nav10 = new Image();
        nav10.src = "img01/nav10-press.gif";
        nav11 = new Image();
        nav11.src = "img01/nav11-forum.gif";
        nav12 = new Image();
        nav12.src = "img01/nav12-news.gif";
        nav13 = new Image();
        nav13.src = "img01/nav13-contacts.gif";
        nav14 = new Image();
        nav14.src = "img01/nav14-photo.gif";
        nav15 = new Image();
        nav15.src = "img01/nav15-florist.gif";
        nav16 = new Image();
        nav16.src = "img01/nav16-silver.gif";
        nav17 = new Image();
        nav17.src = "img01/nav17-holiday.gif";
        nav18 = new Image();
        nav18.src = "img01/nav18-main.gif";
        nav19 = new Image();
        nav19.src = "img01/nav19-proj.gif";
        nav20 = new Image();
        nav20.src = "img01/nav20-serv.gif";
        nav21 = new Image();
        nav21.src = "img01/nav21-photog.gif";
        nav22 = new Image();
        nav22.src = "img01/nav22-shares.gif";
        nav23 = new Image();
        nav23.src = "img01/nav23-photos.gif";
        nav24 = new Image();
        nav24.src = "img01/nav24-contactsp.gif";
        nav25 = new Image();
        nav25.src = "img01/nav25-astudio.gif";

        nav1a = new Image();
        nav1a.src = "img01/nav1a-about.gif";
        nav2a = new Image();
        nav2a.src = "img01/nav2a-admin.gif";
        nav3a = new Image();
        nav3a.src = "img01/nav3a-coop.gif";
        nav4a = new Image();
        nav4a.src = "img01/nav4a-collect.gif";
        nav5a = new Image();
        nav5a.src = "img01/nav5a-museum.gif";
        nav6a = new Image();
        nav6a.src = "img01/nav6a-studio.gif";
        nav7a = new Image();
        nav7a.src = "img01/nav7a-centremt.gif";
        nav8a = new Image();
        nav8a.src = "img01/nav8a-za30.gif";
        nav9a = new Image();
        nav9a.src = "img01/nav9a-achi.gif";
        nav10a = new Image();
        nav10a.src = "img01/nav10a-press.gif";
        nav11a = new Image();
        nav11a.src = "img01/nav11a-forum.gif";
        nav12a = new Image();
        nav12a.src = "img01/nav12a-news.gif";
        nav13a = new Image();
        nav13a.src = "img01/nav13a-contacts.gif";
        nav14a = new Image();
        nav14a.src = "img01/nav14a-photo.gif";
        nav15a = new Image();
        nav15a.src = "img01/nav15a-florist.gif";
        nav16a = new Image();
        nav16a.src = "img01/nav16a-silver.gif";
        nav17a = new Image();
        nav17a.src = "img01/nav17a-holiday.gif";
        nav18a = new Image();
        nav18a.src = "img01/nav18a-main.gif";
        nav19a = new Image();
        nav19a.src = "img01/nav19a-proj.gif";
        nav20a = new Image();
        nav20a.src = "img01/nav20a-serv.gif";
        nav21a = new Image();
        nav21a.src = "img01/nav21a-photog.gif";
        nav22a = new Image();
        nav22a.src = "img01/nav22a-shares.gif";
        nav23a = new Image();
        nav23a.src = "img01/nav23a-photos.gif";
        nav24a = new Image();
        nav24a.src = "img01/nav24a-contactsp.gif";
        nav25a = new Image();
        nav25a.src = "img01/nav25a-astudio.gif";

        }
        
function displayOver(objectName) {
        if ( browser ) {
        imgOn = eval(objectName + "a.src");
        document [objectName].src = imgOn;
        }
}

function displayOut(objectName) {
        if ( browser ) {
        imgOff = eval(objectName + ".src");
        document [objectName].src = imgOff;
        }
}
// -->