var DH = 0;
  var an = 0;
  var al = 0;
  var ai = 0;
  if (document.getElementById) 
  {    
      ai = 1; 
	  DH = 1;
  } 
  else
  {
      if (document.all) 
	  {
	      al = 1; DH = 1;
	  } 
      else 
	  { 
      browserVersion = parseInt(navigator.appVersion); 
	      if ((navigator.appName.indexOf('Netscape') != -1) && (browserVersion == 4)) 
	      {
	          an = 1; DH = 1;
	      }
      }
  } 
  
  function fd(oi, wS) 
  {
       if (ai) return  wS ? document.getElementById(oi).style:document.getElementById(oi); 
	   if (al) return wS ? document.all[oi].style: document.all[oi]; if (an) return document.layers[oi];
  }
  function pw() 
  {
      return window.innerWidth != null? window.innerWidth: document.body.clientWidth != null? document.body.clientWidth:null;
  }
  function mouseX(evt) 
  {
       if (evt.pageX) return evt.pageX; 
	   else if (evt.clientX) return evt.clientX + (document.documentElement.scrollLeft ?  document.documentElement.scrollLeft : document.body.scrollLeft); 
	   else return null;
  }
  function mouseY(evt) 
  {
      if (evt.pageY) return evt.pageY; 
	  else if (evt.clientY) return evt.clientY + (document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop); 
	  else return null;
  }
  
  function showTip(evt,oi) 
  {
       if (DH) 
	   {
	       var wp = pw(); 
		   ds = fd(oi,1); 
		   dm = fd(oi,0); 
		   st = ds.visibility; 
		   if (dm.offsetWidth) ew = dm.offsetWidth; 
		   else if (dm.clip.width) ew = dm.clip.width; 
		   if (st == "visible" || st == "show") 
		   { 
		       ds.visibility = "hidden"; 
		   } 
		   else 
		   {
		       tv = mouseY(evt) + 15; lv = mouseX(evt) - (ew/4);
			   if (lv < 2) lv = 2; 
			   else if (lv + ew > wp) lv -= ew/2; 
			   if (!an) {lv += 'px';tv += 'px';} ds.left = lv; ds.top = tv;
			   tv = mouseY(evt)
			   lv = mouseX(evt)
			   
			   ds.visibility = "visible";
		   }
		}
  }