/***********************************************
* Cool DHTML tooltip script II- � Dynamic Drive DHTML code library (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code
***********************************************/

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/arrow-tips.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 + document.body.scrollLeft;
        var curY=(ns6)? e.pageY : event.clientY + document.body.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.display = "block";
        if(!nondefaultpos)
        {    
            pointerobj.style.display = "block";
        }
        else
        {
            pointerobj.style.display = "none";
        }
    }
}

function hideddrivetip()
{
    if (ns6||ie)
    {
        enabletip = false;
        tipobj.style.display = "none";
        pointerobj.style.display = "none";
        tipobj.style.left = "-1000px";
        tipobj.style.backgroundColor = '';
        tipobj.style.width = '';
    }
}

document.onmousemove=positiontip