var activeSub=0;
var SubNum=0;

function reDo(){ window.location.reload() }
    window.onresize = reDo;


    //Define global variables

        var timerID = null;
        var timerOn = false;
        var timecount = 1000;
        var what = null;
        var newbrowser = true;
        var check = false;

        function init(){
        //  alert ("Running Init");
          if (document.layers) {
                      //  alert ("Running Netscape 4");
                        layerRef="document.layers";
                        styleSwitch="";
                        visibleVar="show";
            screenSize = window.innerWidth;
            what ="ns4";


          }else if(document.all){
                      //  alert ("Running IE");
                        layerRef="document.all";
                        styleSwitch=".style";
                        visibleVar="visible";
            screenSize = document.body.clientWidth + 18;
            what ="ie";

          }else if(document.getElementById){
                      //  alert ("Running Netscape 6");
                        layerRef="document.getElementByID";
                        styleSwitch=".style";
                        visibleVar="visible";
            what="moz";
          
          }else{
              //alert("Older than 4.0 browser.");
            what="none";
            newbrowser = false;
          }
          
 
        window.status='Risto Vainio & Co.';
        check = true;
           }

    // Turns the layers on and off
        function showLayer(layerName){
            if(check){
                if (what =="none"){
                    return;
                    }
                else if (what == "moz"){
                    document.getElementById(layerName).style.visibility="visible";
                    }
                else{
                  eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="visible"');
                  }
         }
            else {// alert ("Please wait for the page to finish loading.");
                return;}
        }

        function hideLayer(layerName){
            if(check){
                if (what =="none"){
                    return;
                    }
                else if (what == "moz"){
                    document.getElementById(layerName).style.visibility="hidden";
                    }
                else{
                  eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="hidden"');
                }
        
            }
            else {// alert ("Please wait for the page to finish loading.");
                return;}
        }


        function hideAll(){
                hideLayer('layer1');
                hideLayer('layer2');
                hideLayer('layer3');
                hideLayer('layer4');
                }


        function startTime() {
            if (timerOn == false) {
                timerID=setTimeout( "hideAll()" , timecount);
                timerOn = true;

            }

        }


        function stopTime() {
            if (timerOn) {
                clearTimeout(timerID);
                timerID = null;
                timerOn = false;
            }
        }

        function onLoad(){
            init();
            
            }
            
        function valikko(numero){
            hideAll();
            showLayer('layer'+numero);
            stopTime();
            
            }