var duration = 1000;  /* 1000 millisecond fade = 1 sec */
      	var steps = 20;       /* number of opacity intervals   */
      	var delay = 1000;     /* 5 sec delay before fading out */

      /* set the opacity of the element (between 0.0 and 1.0) */
      function setOpacity(what,level) {
	  
	  	var element = document.getElementById(what)
		
        element.style.opacity = level;
        element.style.MozOpacity = level;
        element.style.KhtmlOpacity = level;
        element.style.filter = "alpha(opacity=" + level * 100 + ");";
		if (level * 100<10){HideDisplayId(what)}
      }
 
      function fadeInElem(what,duration){
        for (i = 0; i <= 1; i += (1 / steps)) {
          setTimeout("setOpacity('"+ what + "',"+ i + ")", i*duration);
        }
		
      }
 
      function fadeOutElem(what,duration) {
        for (i = 0; i <= 1; i += (1 / steps)) {
          setTimeout("setOpacity('"+ what + "',"+ (1 - i) + ")", i * duration);
        }
		
	
      }