

<!--


        var visibleVar="null";
        function init(){
        if (navigator.appName == "Netscape") {
                                layerStyleRef="layer.";
                                layerRef="document.layers";
                                styleSwitch="";
                                visibleVar="show";
        }else{
                                layerStyleRef="layer.style.";
                                layerRef="document.all";
                                styleSwitch=".style";
                                visibleVar="visible";
                }
        }

        
        function showLayer(layerName){
                eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="visible"');
        }
        
        function hideLayer(layerName){
                eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="hidden"');
        }


//-->