var logger = {
	TRACE: 0,
	INFO: 1,
	WARN: 2,
	ERROR: 3,
	level: 0,
	logPrefix: "",

	trace: function(message){
		if(this.level <= this.TRACE){
			this._print(message);
		}
	},

	info: function(message){
		if(this.level <= this.INFO){
			this._print(message);
		}
	},

	warn: function(message){
		if(this.level <= this.WARN){
			this._print(message);
		}
	},

	error: function(message){
		if(this.level <= this.ERROR){
			this._print(message);
		}
	},

	_print: function(message){
		print((this.logPrefix ? (this.logPrefix + " ") : "") + message);
	}
}