var fadeOpacity  = new Array();
        var fadeTimer    = new Array();
        var fadeInterval = 100;  // milliseconds

        function fade(o,d) {
          // o - Object to fade in or out.
          // d - Display, true =  fade in, false = fade out
          var obj = document.getElementById(o);

          if((fadeTimer[o])||(d&&obj.style.display!='block')||(!d&&obj.style.display=='block')) {
            if(fadeTimer[o])
              clearInterval(fadeTimer[o]);
            else
              if(d) fadeOpacity[o] = 0;
              else  fadeOpacity[o] = 9;
          
            obj.style.opacity = "."+fadeOpacity[o].toString();
            obj.style.filter  = "alpha(opacity="+fadeOpacity[o].toString()+"0)";
            
            if(d) {
              obj.style.display = 'block';
              fadeTimer[o] = setInterval('fadeAnimation("'+o+'",1);',fadeInterval);
            } else
              fadeTimer[o] = setInterval('fadeAnimation("'+o+'",-1);',fadeInterval);
          }
        }

        function fadeAnimation(o,i) {
          // o - o - Object to fade in or out.
          // i - increment, 1 = Fade In

          var obj = document.getElementById(o);
          fadeOpacity[o] += i;
          obj.style.opacity = "."+fadeOpacity[o].toString();
          obj.style.filter  = "alpha(opacity="+fadeOpacity[o].toString()+"0)";

          if((fadeOpacity[o]=='9')|(fadeOpacity[o]=='0')) {
            if(fadeOpacity[o]=='0')
              obj.style.display = 'none';
            else {
              obj.style.opacity = "1";
              obj.style.filter  = "alpha(opacity=100)";
            }

            clearInterval(fadeTimer[o]);
            delete(fadeTimer[o]);
            delete(fadeTimer[o]);
            delete(fadeOpacity[o]);
          }  
        }