/* This script and many more are available free online at
The JavaScript Source!! http://javascript.internet.com */

/*******************************************************************************
 * Project: RestoreLastVisitedPage.js
 * Author: Dmitriy Simonchik (mailto: Dmitriy.Simonchik(at)gmail.com)
 * Modified: 29 Oct 2007
 * Web: http://www.thebridge.ru/last-visited-page/
 * Licence: LGPL
 * Remarks: If you improve this code, please share your modification
 *          Send your changes to me and I'll add them to the distribution.
 *          Thanks.
 ******************************************************************************/
// block of functions for work with cookies
function createCookie(name,value,title,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+"~~"+title+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);
}

// script body
// setting default values for parameters
if(typeof(dsLVPURLMainPage) == "undefined") {
  var loc = document.location.toString().split('/');
  var dsLVPURLMainPage = "http://" + loc[2] + "/";
}

if(typeof(dsLVPNotification) == "undefined")
  var dsLVPNotification = "You have been automatically redirected to your preferred Skye Home Page.";

function saveMyPage(object){
	
	if(object.checked){
	   // checks if cookies are enabled
		var doctitle = document.title;
		var parmArray = new Array();
		parmArray = doctitle.split("-");
		var title = jQuery.trim(parmArray[1]);
	   createCookie("dsLVPURL", encodeURI(document.location),title, 365);		
	   
	}else{
	   // checks if cookies are enabled
	   eraseCookie("dsLVPURL");
	}
}
//redirecting user to last visited page if he
//enters the site through main page
if(document.location == dsLVPURLMainPage) {
  //redirect only if user navigates to main page first time
  //in current session (if referrer not contains main page address)
  var storedData = readCookie("dsLVPURL");
  if(storedData != null){
	  var mySkyeHomeArray = new Array();
	  mySkyeHomeArray = storedData.split("~~");
	  mySkyeHomeLink = mySkyeHomeArray[0];
	  mySkyeHomeTitle = mySkyeHomeArray[1];
	  if(document.referrer.indexOf(dsLVPURLMainPage) == -1 && storedData != null) {
	    LastVisitedPageURL = decodeURI(mySkyeHomeLink);
	    if(LastVisitedPageURL != null && LastVisitedPageURL != dsLVPURLMainPage) {
	      document.location = LastVisitedPageURL;
	      //dsLVPMessage = dsLVPNotification;
	    }
	  }
  }
}
// storing last visited page for a year in cookie
//if(typeof(dsLVPDisabled) == "undefined")
//	createCookie("dsLVPURL", encodeURI(document.location), 365);