<!-- hide
    var a = 20
    var b = 20;
    var c = 1;
    var d = 20;
    var now;
  
    function startClock() {
     b = b-c;
     document.form1.clock.value = b;
     if (b < 1) reload();
     timerID = setTimeout("startClock()", 1000);
    }
  
    function reload() {
     now = new Date();
     var camImg1 = "http://www.wirralcam.org/feeds/Empress12.jpg" + "?" + now.getTime();
     document.campicture1.src = camImg1;
     var camImg2 = "http://www.wirralcam.org/feeds/Empress22.jpg" + "?" + now.getTime();
     document.campicture2.src = camImg2;
     d = d - 1;
     if ( d < 1 ) a = a + 1;
     b = a;
     document.form1.clock.value = b;
    }

window.onload = startClock;

// end hide -->