function showTip(tipOver,tipText,e){
  document.getElementById("information").style.visibility = "visible";
  document.getElementById("information").innerHTML= '<p>' + tipOver + '</p>' +tipText;
}

function hideTip(){
  document.getElementById("information").style.visibility="hidden";
}


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

function positiontip(e){
    
    var ie=document.all
    var ns6=document.getElementById && !document.all
    var offsetxpoint=-60 
    var offsetypoint=20 
    

    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 rightedge=ie&&!window.opera? ietruebody().clientWidth-event.clientX-offsetxpoint : window.innerWidth-e.clientX-offsetxpoint-20
    var bottomedge=ie&&!window.opera? ietruebody().clientHeight-event.clientY-offsetypoint : window.innerHeight-e.clientY-offsetypoint-20

    var leftedge=(offsetxpoint<0)? offsetxpoint*(-1) : -1000

    //if the horizontal distance isn't enough to accomodate the width of the context menu
    if (rightedge<document.getElementById("information").offsetWidth)
    //move the horizontal position of the menu to the left by it's width
    document.getElementById("information").style.left=ie? ietruebody().scrollLeft+event.clientX-document.getElementById("information").offsetWidth+"px" : window.pageXOffset+e.clientX-document.getElementById("information").offsetWidth+"px"
    else if (curX<leftedge)
    document.getElementById("information").style.left="5px"
    else
    //position the horizontal position of the menu where the mouse is positioned
    document.getElementById("information").style.left=curX+offsetxpoint+"px"

    //same concept with the vertical position
    if (bottomedge<document.getElementById("information").offsetHeight)
    document.getElementById("information").style.top=ie? ietruebody().scrollTop+event.clientY-document.getElementById("information").offsetHeight-offsetypoint+"px" : window.pageYOffset+e.clientY-document.getElementById("information").offsetHeight-offsetypoint+"px"
    else
    document.getElementById("information").style.top=curY+offsetypoint+"px"
}


document.onmousemove=positiontip;