/* 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;
var GB_ANIMATION = true;

function GB_show(caption, url, height, width) {

  GB_HEIGHT = height || 400;
  GB_WIDTH = width || 400;
  if(!GB_DONE) {
  		$('body').append("<div id='GB_overlay'></div><div id='GB_window'><div id='GB_caption'></div><img src='/dec/img/close.gif' alt=''/></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();

 
    $("#GB_window").slideDown("fast");
}

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;
  
  var arrayPageSize = getPageSize();
  var arrayPageScroll = getPageScroll();
  var top = (arrayPageScroll[1] + ((arrayPageSize[3] + 10  - GB_HEIGHT) / 2) + 'px');
  var left =  (((arrayPageSize[0] + 50 - GB_WIDTH) / 2) - 15) + 'px';

  $("#GB_window").css({width:GB_WIDTH+"px",height:GB_HEIGHT+"px", left: left, top: top });
  $("#GB_frame").css("height",GB_HEIGHT - 32 +"px");
}

function GB_init(){
		$("a.greybox").bind('click', function(){
         	  var t = $(this).attr('title') || $(this).text() || $(this).attr('href');
	          GB_show(t, $(this).attr('href'),420,500);
    	      return false;
        });
		return false;
}