menuHideDelay = 500;
lastMenu = "";
myTime = null;

function setHeight()
    {
        var pageDivHeight = document.getElementById("page").offsetHeight;
        
        var menuHeight = document.getElementById("menutop").offsetHeight + document.getElementById("menucontent").offsetHeight  + document.getElementById("menubottom").offsetHeight
        
        var spacerHeight = pageDivHeight - menuHeight;
        document.getElementById("menuspacer").style.height = spacerHeight+"px";
    }


function getElementPosition(elemID){
var offsetTrail = document.getElementById(elemID);
var offsetLeft = 0;
var offsetTop = 0;
while (offsetTrail){
offsetLeft += offsetTrail.offsetLeft;
offsetTop += offsetTrail.offsetTop;
offsetTrail = offsetTrail.offsetParent;
}
if (navigator.userAgent.indexOf('Mac') != -1 && typeof document.body.leftMargin != 'undefined'){
offsetLeft += document.body.leftMargin;
offsetTop += document.body.topMargin;
}
return {left:offsetLeft,top:offsetTop};
}


function SwapImage(elementid, newimageurl)
{
    var elem = document.getElementById(elementid);
    elem.src = newimageurl;
}

function HideDIV(d) { document.getElementById(d).style.display = "none"; }

function DisplayDIV(d) { document.getElementById(d).style.display = "block"; }

function SetDivText(d,text)
{
    document.getElementById(d).innerHTML = text;
}