var jsonData; var getUrl = window.location; var baseUrl = getUrl .protocol + "//" + getUrl.host + "/" + getUrl.pathname.split('/')[1]; //var requestURL = baseUrl + '/assets/equipmentTable.json'; //var requestURL = baseUrl + '/assets/equipmentTable2.json'; var requestURL = baseUrl + '/assets/equipmentTable3.json'; var request = new XMLHttpRequest(); request.onreadystatechange = function () { if (this.readyState == 4 && this.status == 200) { var equipmentTable = request.response; jsonData = JSON.parse(equipmentTable); } } request.open('GET', requestURL, false); request.send();