/* 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 getFensterhoehe () {
    if (window.outerHeight && window.pageYOffset) {
      return Math.round(window.outerHeight+window.pageYOffset*1.3);
    } else if (document.body && document.body.offsetHeight) {
      return Math.round(document.documentElement.scrollTop+(screen.availHeight*1.3));
    } else {
      return 0;
    }
}

function getScroll () {
        if (window.pageYOffset) {
          return Math.round(window.pageYOffset);
        } else if (document.body.offsetHeight) {
          return Math.round(document.documentElement.scrollTop);
        } else {
          return 0;
        }
    }

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='http://www.finanz-makler-lehmann.de/level9_cms/images/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);
  
  fensterHoehe = getFensterhoehe()+"px";
  $("#GB_overlay").css("height", fensterHoehe);
  
  $("#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", top: "10%" });
  $("#GB_frame").css("height",GB_HEIGHT - 32 +"px");
}