var previousMusicFile = '';
var musicWindow = '';
var windowOptionsString = 'resizable=no,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,width=320,height=100';

function loadMusic(fileLocation){
	var prevLoadedMusic = Get_Cookie('XPLoadedMusic');
	if(prevLoadedMusic!=null && (prevLoadedMusic==fileLocation || (prevLoadedMusic=='/music.mov' && fileLocation=='home'))){
		return;
	}
	else if(prevLoadedMusic!=null){
		
		Delete_Cookie( 'XPLoadedMusic', '/', 'www.robertotreccani.it' );
	}
	if(fileLocation==null || fileLocation==''){
		musicWindow = window.open('','MusicPlayer',windowOptionsString);
		musicWindow.close();
		return;	
	}
	
	if(fileLocation=='home') fileLocation =  '/music.mov';
	
	musicWindow = window.open(fileLocation,'MusicPlayer',windowOptionsString);
	
	/*var filePath = '/music.mov';
	
	else if(!fileLocation=='home') var filePath = fileLocation;
	var anUrl = '/Apps/WebObjects/FotoOtticaTreccani.woa/wa/playMusic?musicFilePath='fileLocation;
	musicWindow = window.open(anUrl,'MusicPlayer',windowOptionsString);
	this.focus();*/
	Set_Cookie( 'XPLoadedMusic', fileLocation, 1, '/', 'www.robertotreccani.it', false )
	musicWindow.blur();
	this.window.focus();
}


function Set_Cookie( name, value, expires, path, domain, secure ) 
{
	// set time, it's in milliseconds
	var today = new Date();
	today.setTime( today.getTime() );
	
	/*
	 if the expires variable is set, make the correct 
	 expires time, the current script below will set 
	 it for x number of days, to make it for hours, 
	 delete * 24, for minutes, delete * 60 * 24
	 */
	if ( expires )
	{
		expires = expires * 1000 * 60 * 60 * 24;
	}
	var expires_date = new Date( today.getTime() + (expires) );
	
	document.cookie = name + "=" +escape( value ) +
		( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) + 
		( ( path ) ? ";path=" + path : "" ) + 
		( ( domain ) ? ";domain=" + domain : "" ) +
		( ( secure ) ? ";secure" : "" );
		
		/*alert(name + "=" +escape( value ) +
		( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) + 
		( ( path ) ? ";path=" + path : "" ) + 
		( ( domain ) ? ";domain=" + domain : "" ) +
		( ( secure ) ? ";secure" : "" ));*/
}



// this function gets the cookie, if it exists
function Get_Cookie( name ) {
	
	var start = document.cookie.indexOf( name + "=" );
	var len = start + name.length + 1;
	if ( ( !start ) &&
		 ( name != document.cookie.substring( 0, name.length ) ) )
	{
		return null;
	}
	if ( start == -1 ) return null;
	var end = document.cookie.indexOf( ";", len );
	if ( end == -1 ) end = document.cookie.length;
	return unescape( document.cookie.substring( len, end ) );
}


// this deletes the cookie when called
function Delete_Cookie( name, path, domain ) {
	if ( Get_Cookie( name ) ) document.cookie = name + "=" +
		( ( path ) ? ";path=" + path : "") +
		( ( domain ) ? ";domain=" + domain : "" ) +
		";expires=Thu, 01-Jan-1970 00:00:01 GMT";
}