function changeHeader(text){
    var x = document.getElementById("formName");
    var y = document.createTextNode(text);
    x.removeChild(x.childNodes.item(0));
    x.appendChild(y);
}

function togglePage(div){
    if (div.style.display == 'none'){
        var divs = document.getElementsByTagName("div");
        for(var i = 0; i < divs.length; ++i){
            if(divs[i].className == "ContentArea")
                divs[i].style.display = "none";
        }
        div.style.display = 'block';
    }
    else {
        div.style.display = "none";
    }
}

function Change(swap){
swap.src="images/abqnight.jpg";
    swap.onmouseout=function(){
        swap.src="images/abqday.jpg";
    }
}

function toggleTOC(span){
    if (span.style.display == 'block'){
        var spans = document.getElementsByTagName("span");
        for(var i = 0; i < spans.length; ++i){
            if(spans[i].className == "DisplayedTOC")
                spans[i].style.display = "block";
        }
        span.style.display = 'none';
    }
    else {
        span.style.display = "block";
    }
}