// qTip - CSS Tool Tips - by Craig Erskine
// http://qrayg.com
//
// Multi-tag support by James Crooke
// http://www.cj-design.com
//
// Inspired by code from Travis Beckham
// http://www.squidfingers.com | http://www.podlob.com
//
// Copyright (c) 2006 Craig Erskine
// Permission is granted to copy, distribute and/or modify this document
// under the terms of the GNU Free Documentation License, Version 1.3
// or any later version published by the Free Software Foundation;
// with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.
// A copy of the license is included in the section entitled "GNU
// Free Documentation License".

var qTipTag = "a,label,input"; //Which tag do you want to qTip-ize? Keep it lowercase!//
var qTipX = 0; //This is qTip's X offset//
var qTipY = -200; //This is qTip's Y offset//

//There's No need to edit anything below this line//
tooltip = {
  name : "qTip",
  offsetX : qTipX,
  offsetY : qTipY,
  tip : null
}

tooltip.init = function () {
	var tipNameSpaceURI = "http://www.w3.org/1999/xhtml";
	if(!tipContainerID){ var tipContainerID = "qTip";}
	var tipContainer = document.getElementById(tipContainerID);

	if(!tipContainer) {
	  tipContainer = document.createElementNS ? document.createElementNS(tipNameSpaceURI, "div") : document.createElement("div");
		tipContainer.setAttribute("id", tipContainerID);
	  document.getElementsByTagName("body").item(0).appendChild(tipContainer);
	}

	if (!document.getElementById) return;
	this.tip = document.getElementById (this.name);
	if (this.tip) document.onmousemove = function (evt) {tooltip.move (evt)};

	var a, sTitle, elements;
	
	var elementList = qTipTag.split(",");
	for(var j = 0; j < elementList.length; j++)
	{	
		elements = document.getElementsByTagName(elementList[j]);
		if(elements)
		{
			for (var i = 0; i < elements.length; i ++)
			{
				a = elements[i];
				sTitle = a.getAttribute("rel");
				if(sTitle)
				{
					a.setAttribute("tiptitle", sTitle);
					a.removeAttribute("rel");
					a.removeAttribute("alt");
					a.onmouseover = function() {tooltip.show(this.getAttribute('tiptitle'))};
					a.onmouseout = function() {tooltip.hide()};
				}
			}
		}
	}
}

tooltip.move = function(evt) {
    var x = 0, y = 0;
    if (document.all) {//IE
        x = (document.documentElement && document.documentElement.scrollLeft) ? document.documentElement.scrollLeft : document.body.scrollLeft;
        y = (document.documentElement && document.documentElement.scrollTop) ? document.documentElement.scrollTop : document.body.scrollTop;
        x += window.event.clientX;
        y += window.event.clientY;

    } else {//Good Browsers
        x = evt.pageX;
        y = evt.pageY;
    }


    // EDIT: KIJ 23-09-09
    var elm = YAHOO.util.Dom.get(this.name);
    var size = YAHOO.util.Dom.getRegion(elm);
    var placeX = -500;
    var placeY = this.offsetY + y + 50;

    if (size != false) {

        var imgWidth = size.width;
        if (imgWidth < 100) {
            imgWidth = 500;
        } else {
        }
        var vpHeight = YAHOO.util.Dom.getViewportHeight();
        var vpWidth = YAHOO.util.Dom.getViewportWidth();

        if (x > vpWidth / 2) {
            placeX = this.offsetX + x - imgWidth - 60;
        }
        else {
            placeX = this.offsetX + x + 60;
        }
    }
    this.tip.style.left = placeX + "px";
    this.tip.style.top = placeY + "px";
    if (placeX <= 0) {
        this.tip.style.display = "none";
    } else {
        this.tip.style.display = "block";
    }



    //this.tip.style.left = (x + this.offsetX) + "px";
    //this.tip.style.top = (y + this.offsetY) + "px";
}

tooltip.show = function (text) {
	if (!this.tip) return;
	this.tip.innerHTML = text;
	this.tip.style.display = "block";
}

tooltip.hide = function () {
	if (!this.tip) return;
	this.tip.innerHTML = "";
	this.tip.style.display = "none";
}

window.onload = function () {
	tooltip.init ();
}