<script>var dataSource =newkendo.data.DataSource({// use sessionStorage instead of localStorageofflineStorage:{getItem:function(){returnJSON.parse(sessionStorage.getItem("products-key"));},setItem:function(item){sessionStorage.setItem("products-key",JSON.stringify(item));}},transport:{read:{url:"https://demos.telerik.com/service/v2/core/products"}}});</script>