// Place your application-specific JavaScript functions and classes here
// This file is automatically included by javascript_include_tag :defaults

function onlyNumbers(evt) {
	var e = event || evt; // for trans-browser compatibility
	var charCode = e.which || e.keyCode;
	if (charCode > 31 && (charCode < 48 || charCode > 57)) return false;

	return true;
}