var allowClose = false;
var swfu = null;
function blendeAus(element) {
    var el = document.getElementById(element)
    if (el != null) {
        el.style.display = 'none';
    }
}

function blendeEin(element) {
    firefox = (document.getElementById && !document.all) ? 1 : 0;
    var el = document.getElementById(element)
    if (el != null) {
        el.style.display = 'block';
        /*if(firefox)
         el.style.display = 'table-row';
         else
         el.style.display = 'inline';*/
    }
}
function setText(id, text) {
    var element = document.getElementById(id);
    if (element != null) {
        deleteText(id);
        if (text != null) {
            element.appendChild(document.createTextNode(text));
        }
    }
}

function deleteText(parentId) {
    var parent = document.getElementById(parentId);
    var childNodes = parent.childNodes;
    var size = childNodes.length;
    for (i = 0; i < size; i++) {
        parent.removeChild(parent.firstChild);
    }
}

var popups = [];

popupHandler = function(event) {
    event.stop();
    for (i = 0; i < popups.length; i++) {
        if (popups[i].elm == this) {
            popups[i].openPopup();
        }
    }
}

closePopups = function() {
    for (i = 0; i < popups.length; i++) {
        popups[i].close();
    }
}

AMPopup = function(elm, opts) {
    this.href = elm.href;
    this.elm = elm;
    this.x = 0;
    this.y = 0;
    this.opts = opts;
    this.offsetX = ( opts.offsetX ) ? opts.offsetX : 0;
    this.offsetY = ( opts.offsetY ) ? opts.offsetY : 0;
    this.width = ( opts.width   ) ? opts.width : 300;

    this.renderElem = new Element('div', { style: 'position: absolute;'});
    this.renderElem.hide();

    this.open = false;

    popups.push(this);

    this.elm.observe('click', popupHandler);

    this.openPopup = function() {
        closePopups();
        if (!this.renderElem.parentNode) {
            document.body.appendChild(this.renderElem);
        }
        this.calcPos();

        this.renderElem.setStyle({ width: this.width + 'px', top: this.y + 'px', left: this.x + 'px' })
        new Ajax.Updater(this.renderElem, this.href);
        this.renderElem.show();
        this.open = true;
        return false;
    }

    this.calcPos = function() {
        obj = this.elm;
        for (var x = 0, y = 0; obj != null; x += obj.offsetLeft,y += obj.offsetTop,obj = obj.offsetParent);
        this.x = x + this.offsetX;
        this.y = y + this.offsetY;
    }

    this.close = function() {
        if (this.open) {
            this.renderElem.parentNode.removeChild(this.renderElem);
            this.open = false;
        }
    }
}