// 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 = "img"; //Which tag do you want to qTip-ize? Keep it lowercase!//
var qTipX = 0; //This is qTip's X offset//
var qTipY = 15; //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("title");
                try {
                    sTitle = document.getElementById(a.getAttribute("alt")).innerHTML;
                } catch (e) {
                    sTitle = null;
                }
                if (sTitle) {
                    a.setAttribute("tiptitle", sTitle);
                    a.removeAttribute("title");
                    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;
    }
    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();
    tooltip.hide();
};