function showFlipper(itemId, width, height) {
    var screenWidth = document.body.clientWidth;
    var leftMargin = screenWidth/2 - width - 10;
    var rightMargin = leftMargin;

    $("#overlay")
        .css({"display": "block",
			  "min-width": leftMargin + 20 + width * 2 + "px",
			  "filter": "alpha(opacity=50)"})
        .fadeIn();

    $("#flipperContainer")
        .css({"left": leftMargin + "px",
              "right": rightMargin + "px",
              "width": width * 2 + "px"})
        .show();

    var flashvars = {};
    var params = {};
        params.bgcolor = "#fcf8e5";
        params.FlashVars = "configFile=http://www.kniga.ru/flipper/" + itemId + "/"  + itemId + ".xml";
    var attributes = {};

    swfobject.embedSWF('/flipper.swf', "flipperId", width * 2, height, "9.0.0", "../expressInstall.swf", flashvars, params, attributes);
}

function closeFlipper() {
    $("#overlay").css("display", "none").fadeOut();
    $("#flipperContainer").hide();
}