var offsetfromcursorX=12 //Customize x offset of tooltip
var offsetfromcursorY=10 //Customize y offset of tooltip

var offsetdivfrompointerX=10 //Customize x offset of tooltip DIV relative to pointer image
var offsetdivfrompointerY=14 //Customize y offset of tooltip DIV relative to pointer image. Tip: Set it to (height_of_pointer_image-1).


document.write('<div id="dhtmltooltip"></div>') //write out tooltip DIV
document.write('<img id="dhtmlpointer" src="./img/arrow2.gif">') //write out pointer image

var ie=document.all
var ns6=document.getElementById && !document.all
var enabletip=false
if (ie||ns6){
  var tipobj=document.all? document.all["dhtmltooltip"] : document.getElementById? document.getElementById("dhtmltooltip") : ""
  var pointerobj=document.all? document.all["dhtmlpointer"] : document.getElementById? document.getElementById("dhtmlpointer") : ""
}

function ietruebody(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function ddrivetip(thetext, thewidth, thecolor){
  //if (ns6||ie){
    if (typeof thewidth!="undefined")
        tipobj.style.width=thewidth+"px";
    if (typeof thecolor!="undefined" && thecolor!="")
        tipobj.style.backgroundColor=thecolor
    tipobj.innerHTML=thetext
    enabletip=true
    return false
  //}
}

function positiontip(e){
  if (enabletip){
    var nondefaultpos=false
    var curX=(ns6)?e.pageX : event.clientX+ietruebody().scrollLeft;
    var curY=(ns6)?e.pageY : event.clientY+ietruebody().scrollTop;
    //Find out how close the mouse is to the corner of the window
    var winwidth=ie&&!window.opera? ietruebody().clientWidth : window.innerWidth-20
    var winheight=ie&&!window.opera? ietruebody().clientHeight : window.innerHeight-20
    var rightedge=ie&&!window.opera? winwidth-event.clientX-offsetfromcursorX : winwidth-e.clientX-offsetfromcursorX
    var bottomedge=ie&&!window.opera? winheight-event.clientY-offsetfromcursorY : winheight-e.clientY-offsetfromcursorY
    var leftedge=(offsetfromcursorX<0)? offsetfromcursorX*(-1) : -1000
    //if the horizontal distance isn't enough to accomodate the width of the context menu
    if (rightedge<tipobj.offsetWidth){
      //move the horizontal position of the menu to the left by it's width
      tipobj.style.left=curX-tipobj.offsetWidth+"px"
      nondefaultpos=true
    }
    else if (curX<leftedge)
        tipobj.style.left="5px"
    else{
      //position the horizontal position of the menu where the mouse is positioned
      tipobj.style.left=curX+offsetfromcursorX-offsetdivfrompointerX+"px"
      pointerobj.style.left=curX+offsetfromcursorX+"px"
    }

  //same concept with the vertical position
  if (bottomedge<tipobj.offsetHeight){
tipobj.style.top=curY-tipobj.offsetHeight-offsetfromcursorY+"px"
nondefaultpos=true
  }
  else{
tipobj.style.top=curY+offsetfromcursorY+offsetdivfrompointerY+"px"
pointerobj.style.top=curY+offsetfromcursorY+"px"
  }
  tipobj.style.visibility="visible"
  if (!nondefaultpos)
  pointerobj.style.visibility="visible"
  else
  pointerobj.style.visibility="hidden"
  }
}

function hideddrivetip(){
if (ns6||ie){
enabletip=false
tipobj.style.visibility="hidden"
pointerobj.style.visibility="hidden"
tipobj.style.left="-1000px"
tipobj.style.backgroundColor=''
tipobj.style.width=''
  }
}

document.onmousemove=positiontip