return {
	clear: clear,
	make: make
}

function clear(elem) {
	while(elem.firstChild) {
		elem.removeChild(elem.firstChild);
	}
}

function make(tag, properties, children) {
	var e = document.createElement(tag);
	properties = properties || {};
	children = children || [];
	for(key in properties) {
		var value = properties[key];
		switch(key) {
			case "class":
				e.className = Array.isArray(value) ? value.join(' ') : value;
				break;;
			case "maxlength":
				e.setAttribute("maxlength", value);
				break;
			case "onClick":
				e.addEventListener("click", value);
				break;;
			default:
				e[key] = value;
		}
	}
	for(var i = 0; i < children.length; i++) {
		e.appendChild(children[i]);
	}
	return e;
}