// JavaScript Document

// Function for loading functions  to be excuted on window.load
function addLoadListener(fn)
{
	if (typeof window.addEventListener != 'undefined'){
		window.addEventListener('load', fn, false);
	}
	else if (typeof document.addEventListener != 'undefined'){
		document.addEventListener('load', fn, false);
	} else if (typeof window.attachEvent != 'undefined'){
		window.attachEvent('onload', fn);
	} else {
		var oldfn = window.onload;
		if(typeof window.onload != 'function'){
			window.onload = fn;
		} else {
			window.onload = function()
			{
				oldfn();
				fn;
			};
		}
	}
}

document.onclick = function(e)
{
	var target = e ? e.target : window.event.srcElement;
	while(target && !/^(a|body)$/i.test(target.nodeName))
	{
		target = target.parentNode;
	}
	
	if(target && target.getAttribute('rel') && target.rel == 'new')
	{
		var external = window.open(target.href);
		return external.closed;
	}
}
								
function set_cookie ( name, value, exp_y, exp_m, exp_d, path, domain, secure )
{
  var cookie_string = name + "=" + escape ( value );

  if ( exp_y )
  {
    var expires = new Date ( exp_y, exp_m, exp_d );
    cookie_string += "; expires=" + expires.toGMTString();
  }

  if ( path )
        cookie_string += "; path=" + escape ( path );

  if ( domain )
        cookie_string += "; domain=" + escape ( domain );
  
  if ( secure )
        cookie_string += "; secure";
  
  document.cookie = cookie_string;
}

function delete_cookie ( cookie_name )
{
  var cookie_date = new Date ( );  // current date & time
  cookie_date.setTime ( cookie_date.getTime() - 1 );
  document.cookie = cookie_name += "=; expires=" + cookie_date.toGMTString();
}


function get_cookie ( cookie_name )
{
  var results = document.cookie.match ( '(^|;) ?' + cookie_name + '=([^;]*)(;|$)' );

  if ( results )
    return ( unescape ( results[2] ) );
  else
    return null;
}

function musicOff(){
	var current_date = new Date;
    var cookie_year = current_date.getFullYear ( ) + 1;
    var cookie_month = current_date.getMonth ( );
    var cookie_day = current_date.getDate ( );
    set_cookie ("music", "off", cookie_year, cookie_month, cookie_day, '/');	
}

function musicOn(){
	var current_date = new Date;
    var cookie_year = current_date.getFullYear ( ) + 1;
    var cookie_month = current_date.getMonth ( );
    var cookie_day = current_date.getDate ( );
    set_cookie ("music", "on", cookie_year, cookie_month, cookie_day, '/');
}

function checkCookie(){
	var x = get_cookie ( "music" );
	document.write(x);
}

function toggle(id) {
	var d = document.getElementById('port'+id);
	var l = document.getElementById('link'+id);
	if(d.style.display == 'block'){
		d.style.display = 'none';
		l.innerHTML = '+';
	} else {
		d.style.display = 'block';
		l.innerHTML = '-';
	}
}