/***********************************************
* Fixed ToolTip script- © Dynamic Drive (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/
//var pageLoaded = false;
var tipwidth = '150px';           //default tooltip width
var tipbgcolor = '#f0f4f8';       //tooltip bgcolor
var disappeardelay = 250;         //tooltip disappear speed onMouseout (in miliseconds)
var vertical_offset = "0px";      //horizontal offset of tooltip from anchor link
var horizontal_offset = "-3px";   //horizontal offset of tooltip from anchor link

//No further editting needed
var ie4 = document.all;
var ns6 = document.getElementById && !document.all;

if (ie4 || ns6)
    document.write('<div id="fixedtipdiv" style="visibility:hidden; width:' + tipwidth + '; background-color:' + tipbgcolor + '" ></div>');

function getposOffset(what, offsettype) {
    var totaloffset = (offsettype == "left") ? what.offsetLeft : what.offsetTop;
    var parentEl = what.offsetParent;

    if (offsettype == "left") {
        while (parentEl.id != "column_one") {
            totaloffset = totaloffset + parentEl.offsetLeft;
            parentEl = parentEl.offsetParent;
        }
    } else if (offsettype == "top") {
        while (parentEl != null) {
            totaloffset = totaloffset + parentEl.offsetTop;
            parentEl = parentEl.offsetParent;
        }
    }
    return totaloffset;
}

function showhide(obj, e, visible, hidden, tipwidth) {
    if (ie4 || ns6)
        dropmenuobj.style.left = dropmenuobj.style.top = -500;
    if (tipwidth != "") {
        dropmenuobj.widthobj = dropmenuobj.style;
        dropmenuobj.widthobj.width = tipwidth;
    }    
    if (e.type == "click" && obj.visibility == hidden || e.type == "mouseover")
        obj.visibility = visible;
    else if (e.type == "click")
        obj.visibility = hidden;
}

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

function clearbrowseredge(obj, whichedge){
    var edgeoffset = (whichedge == "rightedge") ? parseInt(horizontal_offset) * -1 : parseInt(vertical_offset) * -1;
    if (whichedge == "rightedge") {
        var windowedge = ie4 && !window.opera ? iecompattest().scrollLeft + iecompattest().clientWidth - 15 : window.pageXOffset + window.innerWidth - 15;
        dropmenuobj.contentmeasure = dropmenuobj.offsetWidth;
        if (windowedge - dropmenuobj.x < dropmenuobj.contentmeasure)
            edgeoffset = dropmenuobj.contentmeasure - obj.offsetWidth;
    } else {
        var windowedge = ie4 && !window.opera ? iecompattest().scrollTop+iecompattest().clientHeight - 15 : window.pageYOffset + window.innerHeight - 18;
        dropmenuobj.contentmeasure = dropmenuobj.offsetHeight;
        if (windowedge - dropmenuobj.y < dropmenuobj.contentmeasure)
            edgeoffset = dropmenuobj.contentmeasure + obj.offsetHeight;
    }
    return edgeoffset
}

function fixedtooltip(menucontents, obj, e, tipwidth){
    //if (pageLoaded) {
        if (menucontents != '') {
            if (window.event) 
                event.cancelBubble = true;
            else if (e.stopPropagation)
                e.stopPropagation();
                
            clearhidetip();
            dropmenuobj = document.getElementById ? document.getElementById("fixedtipdiv") : fixedtipdiv;
            dropmenuobj.innerHTML = menucontents;

            if (ie4 || ns6) {
                showhide(dropmenuobj.style, e, "visible", "hidden", tipwidth);
                dropmenuobj.x = getposOffset(obj, "left");
                dropmenuobj.y = getposOffset(obj, "top");        
                dropmenuobj.style.left = dropmenuobj.x - clearbrowseredge(obj, "rightedge") + "px";
                dropmenuobj.style.top = dropmenuobj.y - clearbrowseredge(obj, "bottomedge") + obj.offsetHeight + "px";
                //alert(dropmenuobj.style.left + ' ' + dropmenuobj.style.top);
            }
        }
    //}
}

function hidetip(e){
    if (typeof dropmenuobj != "undefined") {
        if (ie4 || ns6)
            dropmenuobj.style.visibility = "hidden";
    }
}

function delayhidetip() {
    if (ie4 || ns6)
        delayhide = setTimeout("hidetip()", disappeardelay);
}

function clearhidetip() {
    if (typeof delayhide != "undefined")
        clearTimeout(delayhide);
}