search and replace text nodes in indesign

changebyregex.js

(function() {

	var aintShit = NothingEnum.nothing;

	function changeShit() {
		var from = prompt('Change:', '');
		var to = prompt('To:', '');
		app.findGrepPreferences.findWhat = from;
		app.changeGrepPreferences.changeTo = to;
		app.documents.item(0).changeGrep();
	}

	function destroy() {
		app.findGrepPreferences = aintShit;
		app.changeGrepPreferences = aintShit;
	}

	function init() {
		destroy();
		changeShit();
		destroy();
	}

	init();
})();