// JavaScript Document
$(document).ready(function(){
	N4O.rollover.init();
});


N4O = {};
N4O.rollover = {
   init: function()
   {
      this.preload();
      $(".navRO").hover(
         function () { $(this).css( 'background-image', N4O.rollover.newimage($(this).css('background-image')) ); },
         function () { $(this).css( 'background-image', N4O.rollover.oldimage($(this).css('background-image')) ); }
      );
   },
   preload: function()
   {
      $(window).bind('load', function() {
         $('navRO').each( function( key, elm ) { $('<img>').css( 'background-image', N4O.rollover.newimage( $(this).css('background-image') ) ); });
      });
   },
   newimage: function( src )
   {
	  var a = src.search(/(\.[a-z\"\)]+)$/);
	  var b = src.match(/(\.[a-z\"\)]+)$/)[0];
	  var x = src.substring(0,  a) + '_Hover' + b;
	  return x;
   },
   oldimage: function( src )
   {	
	  var x =src.replace(/_Hover\./, '.');
	  return x;
   }
};

var CurrentImg = 1;
var MaxImages = 3;
var HomeImages = new Array();
var HomepageTimer = 4000;

function rotateHomepage()
{

	var Counter = '';
	if (CurrentImg != 1) { Counter = CurrentImg;}
	var HomeDir = 'images/home/';
	var LeftString = HomeDir+'HomeLeftImg'+Counter+".jpg";
	var RightString = HomeDir+'HomeRightImg'+Counter+".jpg";
	$('#HomeLeftImage').attr('src',LeftString);
	$('#HomeRightImage').attr('src',RightString);
	if (CurrentImg != MaxImages) { CurrentImg++; } else { CurrentImg = 1;}	
	setTimeout('rotateHomepage()',HomepageTimer);
}