gistfile1.js

function config() {
	if (!Editor) {
		return;
	}
	
	var window = new Sheet(Editor.current().window());
	
	window.setFrame({x:0, y:0, width:355, height:130});
	window.htmlPath = 'config.html';
	window.buttons = ['Save', 'Cancel'];
	window.onButtonClick = function(button) {
		if (button == 'Save') {
			saveConfig(window);
		}
	};
	
	window.run();
}

function saveConfig(window) {
	var settings = window.evalExpr('settings');
	Alert.show('Debug', settings.toString());
}