/* Greybox Redux
* Required: http://jquery.com/
* Written by: John Resig
* Based on code by: 4mir Salihefendic (http://amix.dk)
* License: LGPL (read more in LGPL.txt)
*/

var GB_DONE = false;
var GB_HEIGHT = 400;
var GB_WIDTH = 400;

function GB_show(caption, url, height, width)
{
    GB_HEIGHT = height || 400;
    GB_WIDTH = width || 400;
    if (!GB_DONE)
    {
        $(document.body)
      .append("<div id='GB_overlay'></div><div id='GB_window'><div id='GB_caption'></div>"
        + "<img src='close.gif' alt='Close window'/></div>");
        $("#GB_window img").click(GB_hide);
        $("#GB_overlay").click(GB_hide);
        $(window).resize(GB_position);
        GB_DONE = true;
    }

    $("#GB_frame").remove();
    $("#GB_window").append("<iframe id='GB_frame' src='" + url + "'></iframe>");

    $("#GB_caption").html(caption);
    $("#GB_overlay").show();
    GB_position();

    if (GB_ANIMATION)
        $("#GB_window").slideDown("slow");
    else
        $("#GB_window").show();
}

function GB_hide()
{
    $("#GB_window,#GB_overlay").hide();
}

function GB_position()
{
    var de = document.documentElement;
    var w = self.innerWidth || (de && de.clientWidth) || document.body.clientWidth;
    $("#GB_window").css({ width: GB_WIDTH + "px", height: GB_HEIGHT + "px",
        left: ((w - GB_WIDTH) / 2) + "px"
    });
    $("#GB_frame").css("height", GB_HEIGHT - 32 + "px");
}