// cvs id: $Id: portalGrid.js,v 1.3 2009/06/02 05:51:12 sean Exp $
  // =============================================================================
  // COPYRIGHT NOTICE:
  //
  //    © Levart Distribution Systems
  //    All rights reserved.
  //    This document and the information it contains is confidential and
  //    proprietary to Levart Distribution Systems Pty Ltd. Hence, it may not be 
  //    used, copied, reproduced, transmitted, or stored in any form or by any 
  //    means, electronic, recording, photocopying, mechanical or otherwise, 
  //    without the prior written permission of Levart Distribution Systems
  //    Pty Ltd.
  //
  // =============================================================================
  // portalGrid.js


  /***********************************************
  * Cool DHTML tooltip script- ? 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 offsetxpoint = -60; //Customize x offset of tooltip
  var offsetypoint = 20; //Customize y offset of tooltip
 
  // if i.e 8
  if (document.documentMode)
	 var ie8 = document.getElementsByTagName("*");
  else 
	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") : ""; 
  
  if (ie8)
	var tipobj = document.getElementById('dhtmltooltip');

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

  // =======================================================================
  function ddrivetip(thetext, thecolor, thewidth){
    if (ns6 || ie || ie8){
      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 curX = (ns6) ? e.pageX : event.x + ietruebody().scrollLeft;
      var curY = (ns6) ? e.pageY : event.y + ietruebody().scrollTop;

      // Find out how close the mouse is to the corner of the window
      var rightedge = ie || ie8 && !window.opera ? ietruebody().clientWidth - event.clientX - offsetxpoint : window.innerWidth - e.clientX - offsetxpoint-20;
      var bottomedge = ie || ie8 && !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 < tipobj.offsetWidth) {
        // move the horizontal position of the menu to the left by it's width
        tipobj.style.left = ie || ie8 ? ietruebody().scrollLeft + event.clientX - tipobj.offsetWidth + "px" : window.pageXOffset + e.clientX - tipobj.offsetWidth + "px";
      } 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 + offsetxpoint + "px";
      }

      //same concept with the vertical position
      if (bottomedge < tipobj.offsetHeight || ie8) {
		tipobj.style.top = ie8 ? ietruebody().scrollTop + event.clientY - tipobj.offsetHeight - offsetypoint + "px" : window.pageYOffset+e.clientY-tipobj.offsetHeight-offsetypoint+"px";
      } else {
        tipobj.style.top = curY + offsetypoint+"px";
      }
      
      tipobj.style.visibility = "visible";
    }
  }

  // =======================================================================
  function hideddrivetip(){
    if (ns6 || ie || ie8){
      enabletip = false;
      tipobj.style.visibility = "hidden";
      tipobj.style.left = "-1000px";
      tipobj.style.backgroundColor = '';
      tipobj.style.width = '';
    }
  }

  document.onmousemove = positiontip;