// JScript File
var activeButtonId = null;

function ButtonOn(buttonId)
{
    var buttonDiv = document.getElementById("button_"+buttonId);
    var imgA = document.getElementById("button_imgA_"+buttonId);
    var imgB = document.getElementById("button_imgB_"+buttonId);
    var contentDiv = document.getElementById("content_"+buttonId);
    
    imgA.src = "./images/button_minus.jpg";
    imgB.src = "./images/button_bottom_minus.jpg";
    buttonDiv.onclick = function(){ButtonOff(buttonId)};
    contentDiv.style.display = "block";
    
    if (activeButtonId != null)
    {
        ButtonOff(activeButtonId);
    }
    activeButtonId = buttonId;
}

function ButtonOff(buttonId)
{
    var buttonDiv = document.getElementById("button_"+buttonId);
    var imgA = document.getElementById("button_imgA_"+buttonId);
    var imgB = document.getElementById("button_imgB_"+buttonId);
    var contentDiv = document.getElementById("content_"+buttonId);
    
    
    imgA.src = "./images/button_plus.jpg";
    imgB.src = "./images/button_bottom_plus.jpg";
    buttonDiv.onclick = function(){ButtonOn(buttonId)};
    contentDiv.style.display = "none";
    document.getElementById("pagetop").focus();
    
    //window.location.hash="ptop";
    
    activeButtonId = null;
}