var isNav, isIE
var lastdiv = ""
var coll = ""
var styleObj = ""
if(navigator.appName=="Netscape"){
        isNav=true
} else {
        isIE=true
        coll="all."
        styleObj=".style"
}
function centerIt(){
        location.reload();
}
function js_show(what, where){
        if (lastdiv != ""){
                js_hide(lastdiv);
        }
        if (isNav){
        if (document.getElementById(what + "links")){
                document.getElementById(what + "links").style.visibility="visible";
                document.getElementById(what + "links").style.top=where;
                document.getElementById(what + "rechts").style.visibility="visible";
                document.getElementById(what + "rechts").style.top = 0;
                document.getElementById("navoutmouse").style.visibility="visible";
        }
        } else {
                if (eval(document.all(what+ "links"))) {
                        var obj=eval("document." + coll + what + "links" + styleObj);
                        obj.visibility="visible";
                        obj.top = where;
                        var obj=eval("document." + coll + what + "rechts" + styleObj);
                        obj.visibility="visible";
                        obj.top = 0;
                        var obj=eval("document." + coll + "navoutmouse" + styleObj);
                        obj.visibility="visible";
                        var obj=eval("document." + coll + "content_left" + styleObj);     //for mac OS 9.2 IE 5
                        obj.visibility="hidden";

                }
        }
        lastdiv = what;
}
function js_hide(what){
        if (isNav){
        if (document.getElementById(what + "links")){
                document.getElementById(what + "links").style.visibility="hidden";
                document.getElementById(what + "rechts").style.visibility="hidden";
                document.getElementById("navoutmouse").style.visibility="hidden";
        }
        } else {
        if (eval(document.all(what+ "links"))) {
                var obj=eval("document." + coll + what + "links" + styleObj);
                obj.visibility="hidden";

                var obj=eval("document." + coll + what + "rechts" + styleObj);
                obj.visibility="hidden";

                var obj=eval("document." + coll + "navoutmouse" + styleObj);
                obj.visibility="hidden";
                var obj=eval("document." + coll + "content_left" + styleObj);    //for mac OS 9.2 IE 5
                obj.visibility="visible";
        }
        }
}