document.write("<div id=\"tooltip\" style=\"position:absolute;visibility:hidden; padding:3px;border:1px solid #333333;line-height:19px;\;background-color:#FCFCF3; height: 10px; width:220;left: 38px; top: 96px;z-index: 1\"></div>");

function showtip(aobj)  //显示链接的说明
{
  //显示跑马灯,内容就是提示框的内容
  document.all.tooltip.innerHTML="<div vAlign=center><font SIZE=2>"+aobj.tiptext+"</font></div>";
  document.all.tooltip.style.pixelLeft= window.event.clientX+getBodyScrollLeft()+9;
  document.all.tooltip.style.pixelTop=event.clientY+getBodyScrollTop()+18;
  document.all.tooltip.style.visibility="visible";
  aobj.onmousemove=function(){ showtip(aobj); }
  aobj.onmouseout=function(){  document.all.tooltip.style.visibility="hidden"; }
}

function getBodyScrollTop(){
var scrollPos; 
if (typeof window.pageYOffset != 'undefined') { 
   scrollPos = window.pageYOffset; 
} 
else if (typeof document.compatMode != 'undefined' && 
     document.compatMode != 'BackCompat') { 
   scrollPos = document.documentElement.scrollTop; 
} 
else if (typeof document.body != 'undefined') { 
   scrollPos = document.body.scrollTop; 
} 
return scrollPos;
}

function getBodyScrollLeft(){
var scrollPos; 
if (typeof window.pageXOffset != 'undefined') { 
   scrollPos = window.pageXOffset; 
} 
else if (typeof document.compatMode != 'undefined' && 
     document.compatMode != 'BackCompat') { 
   scrollPos = document.documentElement.scrollLeft; 
} 
else if (typeof document.body != 'undefined') { 
   scrollPos = document.body.scrollLeft; 
} 
return scrollPos;
}

function hidetip()  //隐藏链接的说明
{
if (document.all)
  document.all.tooltip.style.visibility="hidden";
}

function setcolor(fntcolor,bgcolor)
{
  document.all.tooltip.style.bgcolor=bgcolor;
  document.all.tooltip.innerHTML.Color = fntcolor;
}

function showhint(text)
{     onmousemove=showtip(text);
      onmouseover=showtip(text);
      onmouseout=hidetip();
}