/* 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 = 600;
var GB_WIDTH = 700;

function GB_show(caption, url, height, width) {
	try {
  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='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);
  $("#GB_overlay").show();
  GB_position();

  if(GB_ANIMATION)
    $("#GB_window").slideDown("slow");
  else
    $("#GB_window").show();
	} catch(e) {
		alert( e );
	}
}

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");
// }
function GB_position()
{
    var de = document.documentElement;
    var h = self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
    var w = self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
    var iebody=(document.compatMode && document.compatMode != "BackCompat")? document.documentElement : document.body;
    var dsocleft=document.all? iebody.scrollLeft : pageXOffset;
    var dsoctop=document.all? iebody.scrollTop : pageYOffset;
    
    var height = h < GB_HEIGHT ? h - 32 : GB_HEIGHT;
    var top = (h - height)/2 + dsoctop;
    
    $("#GB_window").css({width:GB_WIDTH+"px",height:height+"px",
      left: ((w - GB_WIDTH)/2)+"px", top: top+"px" });
    $("#GB_frame").css("height",height - 32 +"px");
    $("#GB_overlay").css({height:h, top:dsoctop + "px", width:w});
}

function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}
var GB_ANIMATION = true;