w = 800
    h = 600

    if (window.screen) {
        w = window.screen.availWidth;
        h = window.screen.availHeight;
    }

    function popup(mylink, windowname) {
        if (!window.focus) return true;
        var href;
        if (typeof (mylink) == 'string')
            href = mylink;
        else
            href = mylink.href;
        window.open(href, windowname, 'width=620,height=625,toolbar=0,menubar=0');
        return false;
    }
        
    function newImage(arg) {
    if (document.images) {
	    rslt = new Image();
	    rslt.src = arg;
	    return rslt;
        }
    }

    function changeImages() {
    if (document.images && (preloadFlag == true)) {
	    for (var i=0; i<changeImages.arguments.length; i+=2) {
		    document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
	    }
        }
    }

    var preloadFlag = false;
    function preloadImages() {
    if (document.images) {
	    topnav_02_over = newImage("/images/topnav_02-over.gif");
	    topnav_03_over = newImage("/images/topnav_03-over.gif");
	    topnav_04_over = newImage("/images/topnav_04-over.gif");
	    topnav_05_over = newImage("/images/topnav_05-over.gif");
	    topnav_06_over = newImage("/images/topnav_06-over.gif");
	    topnav_07_over = newImage("/images/topnav_07-over.gif");
	    topnav_08_over = newImage("/images/topnav_08-over.gif");
	    topnav_10_over = newImage("/images/topnav_10-over.gif");
	    preloadFlag = true;
        }
    }    

    function MM_preloadImages() { //v3.0
    var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
    }