var cookieName = "SD360";
   var cookieLasts = "365";
  
   function setBGColor( colorValue )
   {
		  var dateObj = new Date();
	  	dateObj.setTime( dateObj.getTime() + ( cookieLasts * 24 * 60 * 60 * 1000 ) );
	  	var cookieExpires = "; expires=" + dateObj.toGMTString();
   	document.cookie = cookieName + "=" + colorValue + cookieExpires + "; path=/";
    document.body.style.backgroundColor = colorValue;
   }

   function loadBGColor()
   {
    var colorValue = readCookie( cookieName );
     document.body.style.backgroundColor = colorValue;
   }

   function readCookie( cookieName )
   {
   	var cookieNameEQ = cookieName + "=";
   	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( cookieNameEQ ) == 0 ) return c.substring( cookieNameEQ.length, c.length );
   	}
   	return null;
   }