// JavaScript Document

// *** TO BE CUSTOMISED ***

var style_cookie_name = "tinystyle" ;
var style_cookie_duration = 30 ;

// *** END OF CUSTOMISABLE SECTION ***

function switch_style ( css_title )
{
// You may use this script on your site free of charge provided
// you do not remote this notice or the URL below. Script from
// http://www.thesitewizard.com/javascripts/change-style-sheets.shtml
  var i, link_tag ;
  for (i = 0, link_tag = document.getElementsByTagName("link") ;
    i < link_tag.length ; i++ ) {
    if ((link_tag[i].rel.indexOf( "stylesheet" ) != -1) &&
      link_tag[i].title) {
      link_tag[i].disabled = true ;
      if (link_tag[i].title == css_title) {
        link_tag[i].disabled = false ;
      }
    }
    set_cookie( style_cookie_name, css_title,
      style_cookie_duration );
  }
}
function set_style_from_cookie()
{
  var css_title = get_cookie( style_cookie_name );
  if (css_title.length) {
    switch_style( css_title );
  }
}
function set_cookie ( cookie_name, cookie_value,
    lifespan_in_days, valid_domain )
{
    // http://www.thesitewizard.com/javascripts/cookies.shtml
    var domain_string = valid_domain ?
                       ("; domain=" + valid_domain) : '' ;
    document.cookie = cookie_name +
                       "=" + encodeURIComponent( cookie_value ) +
                       "; max-age=" + 60 * 60 *
                       24 * lifespan_in_days +
                       "; path=/" + domain_string ;
}
function get_cookie ( cookie_name )
{//onload="set_style_from_cookie()"
    // http://www.thesitewizard.com/javascripts/cookies.shtml
    var cookie_string = document.cookie ;
    if (cookie_string.length != 0 && cookie_string.indexOf(cookie_name + "=") >= 0) {
		
        var cookie_value = cookie_string.match (
                        '(^|;)[\s]*' +
                        cookie_name +
                        '=([^;]*)' );
		cookie_value = cookie_string.substring(cookie_string.indexOf(cookie_name + "="), cookie_string.length);
		cookie_value = cookie_value.substring(cookie_value.indexOf("=") + 1, cookie_value.length);
		cookie_value = decodeURIComponent(cookie_value);
		if(cookie_value.indexOf(";") >= 0)
		{
			cookie_value = cookie_value.substring(0, cookie_value.indexOf(";"));
		}
		//alert("1 " + cookie_string
			//  + "\n\nindexOf tinystyle= " + cookie_string.indexOf(cookie_name + "="));
		//alert("2 " + cookie_name);
		//alert("3 " + cookie_value);
		if(cookie_value != null)
		{
	        return decodeURIComponent ( cookie_value ) ;
		}
		else
		{
			return '';
		}
    }
    return '' ;
}