﻿/*
  inserire nel tag body la seguente istruzione: <body onmousemove="SetProgressPosition(event)">
*/
function SetProgressPosition(e) {
    
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).
var ie=document.all
var ns6=document.getElementById && !document.all

if (ie||ns6)
    function ietruebody(){
    return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}
    var offsetfromcursorX=-20 //Customize x offset of tooltip
    var offsetfromcursorY=-30 //Customize y offset of tooltip
    
    var progressupdatedobj=document.all? document.all["divProgress"] : document.getElementById? document.getElementById("divProgress") : ""
    
    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 (rightedge<progressupdatedobj.offsetWidth){
        //move the horizontal position of the menu to the left by it's width
        progressupdatedobj.style.left=curX-progressupdatedobj.offsetWidth+"px"
    }
    else if (curX<leftedge)
        progressupdatedobj.style.left="5px"
    else{
        //position the horizontal position of the menu where the mouse is positioned
        progressupdatedobj.style.left=curX+offsetfromcursorX-offsetdivfrompointerX+"px"
    }
    
    //same concept with the vertical position
    if (bottomedge<progressupdatedobj.offsetHeight){
        progressupdatedobj.style.top=curY-progressupdatedobj.offsetHeight-offsetfromcursorY+"px"
    }
    else{
        progressupdatedobj.style.top=curY+offsetfromcursorY+offsetdivfrompointerY+"px"
    }
}

