/* 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 Sys = {};
	var ua = navigator.userAgent.toLowerCase();
	var s;
	(s = ua.match(/msie ([\d.]+)/)) ? Sys.ie = s[1] :
	(s = ua.match(/firefox\/([\d.]+)/)) ? Sys.firefox = s[1] :
	(s = ua.match(/chrome\/([\d.]+)/)) ? Sys.chrome = s[1] :
	(s = ua.match(/opera.([\d.]+)/)) ? Sys.opera = s[1] :
	(s = ua.match(/version\/([\d.]+).*safari/)) ? Sys.safari = s[1] : 0;


var GB_DONE      = false;
var GB_ANIMATION = false;
var GB_HEIGHT    = 400;
var GB_WIDTH     = 400;
var AM_ISRENDER  = true;

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

  $("#GB_frame").remove();
  $("#GB_window").append("<iframe id='GB_frame' frameborder='no' src='"+url+"'></iframe>");

  $("#GB_caption").html(caption);
  $("#GB_overlay").css({height:document.body.clientHeight+"px"});
  $("#GB_overlay").show();
  GB_position();

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

function GB_hide() {
  if(AM_ISRENDER) {
    renderSlideshow();
    renderBanner();
  }
  $("#GB_window,#GB_overlay").hide();
  if(($.browser.version >= 6) && ($.browser.version < 7)){
  $('select').css('marginTop','0');
  }
}

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" });

  // Added by liangshing to align box in the middle of the screen
  var win_h = document.documentElement.scrollTop;
  if (Sys.ie){
	  $("#GB_window").css({width:GB_WIDTH+"px",height:GB_HEIGHT+"px",
		left: ((w - GB_WIDTH)/2 )+"px", top:10+"%"});
	  // End added by liangshing
  }else{
      $("#GB_window").css({width:GB_WIDTH+"px",height:GB_HEIGHT+"px",
		left: ((w - GB_WIDTH)/2 - 9)+"px", top:10+"%"});
	  // End added by liangshing
  }
  $("#GB_frame").css("height",GB_HEIGHT +"px");
}