/* 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 getCookie(c_name)
{
 if (document.cookie.length>0)
 {
  c_start=document.cookie.indexOf(c_name + "=");
  if (c_start!=-1)
  {
   c_start=c_start + c_name.length+1;
   c_end=document.cookie.indexOf(";",c_start);
   if (c_end==-1) c_end=document.cookie.length;
   return unescape(document.cookie.substring(c_start,c_end));
   }
 }
 return "";
}

function setCookie(c_name,value,expiredays)
{
var exdate=new Date();
exdate.setDate(exdate.getDate()+expiredays);
document.cookie=c_name+ "=" +escape(value)+
((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function checkCookie()
{
username=getCookie('view');
if (username=="ad1")
  {
   setCookie('view','ad2',1);
   return true;
  }
else if (username=="ad2")
  {
   setCookie('view','ad3',1);
   return true;
  }
else if (username=="ad3")
  {
   return false;
  }
else
  {
   setCookie('view','ad1',1);
   return true;
  }
}

function GB_show(caption, url, height, width) {
  if (location.href != ("http://www.hotel-savannah.com/uvod/") && location.href != ("http://www.hotel-savannah.com/de/startseite/")) return false;
  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.hotel-savannah.com/design/base/js/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 scrooling='no' frameborder='0'  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");
}