/**
 * namespace
 * 
 * @author hooriza
 * @compatibility with IE5, IE55, IE6, IE7, FF2, Opera9, Safari3
 */

function namespace(sKeys, pCode) {

	var aKeys = sKeys.split('.'), obj = window;

	for ( var i = 0, sKey; sKey = aKeys[i]; i++) {
		if (typeof obj[sKey] == "undefined")
			obj[sKey] = {};
		obj = obj[sKey];
	}

	// ��'ȣȯ�� /�� '�� $Namespace �Լ��� ��� ���� (deprecated)
	if (typeof pCode == 'object') {
		for ( var k in pCode)
			obj[k] = pCode[k];
		return;
	}

	pCode._object = obj;
	pCode();

}

namespace.errorMessage = 'namespace: Only constant values can be exported';

namespace.imports = function() {

	var sCode = '';

	for ( var i = 0, s; s = arguments[i]; i++) {

		try {

			for ( var k in eval(s))
				sCode += 'var ' + k + ' = ' + s + '.' + k + ';';

		} catch (e) {
		}
	}

	return sCode;
};

namespace.exports = function() {

	var sCode = '';

	for ( var i = 0, s; s = arguments[i]; i++) {

		var bConstStyle = /^[A-Z_]+$/.test(s);

		sCode += 'if (typeof ' + s + ' != "function" && !' + bConstStyle
				+ ') throw new Error(namespace.errorMessage);\n'
				+ 'arguments.callee._object.' + s + ' = ' + s + ';\n\n';
	}

	return sCode;
};