function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

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

function eraseCookie(name) {
	createCookie(name,"",-1);
}

var musicPlayer = {
	rootId : 'main',
	targetId : 'mp3player',

	createPlayer : function() {
		if (!document.getElementById(this.targetId)) {
			var div = document.createElement('div');
			div.setAttribute('id', this.targetId);
			document.getElementById(this.rootId).appendChild(div);
		}

		var flashvars = {};
		var params = {};
		var attributes = {};
		attributes.id = this.targetId;
		swfobject.embedSWF("mp3player.swf", this.targetId, "1", "1", "9.0.0", false, flashvars, params, attributes);
		eraseCookie('sound');
	},

	removePlayer : function() {
		if (document.getElementById(this.targetId)) {
			var removeElm = document.getElementById(this.targetId);
			document.getElementById(this.rootId).removeChild(removeElm);

			createCookie('sound','false');
		}
	}
}