/* 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 = 350;
var GB_WIDTH = 370;

function GB_show(caption, url, height, width) {
  try {
    GB_HEIGHT = height || 400;
    GB_WIDTH = width || 400;
    if(!GB_DONE) {
      $(document.body)
        .append("<div id='GB_overlay'></div><div id='GB_window'></div>");
      $(window).resize(GB_position);
      GB_DONE = true;
    }

    $("#GB_frame").remove();
    $("#GB_window").append("<iframe frameborder='0' id='GB_frame' src='"+url+"'></iframe>");

    $("#GB_overlay").show();
    GB_position();

    $("#GB_window").show();
  }
  catch (ex) { ; }
}

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) + 100 +"px" });
  $("#GB_frame").css("height",GB_HEIGHT+"px");
}