title: Button search or filter
body: <p>I have textbox and button here. But when I'm searching the data, data not available.</p>
  
  <blockquote>
    <p>HTML</p>
  </blockquote>
  
  <pre><code>     &lt;input type="text" class="search" placeholder="Item Name"/&gt;
       &lt;input type="submit" id="btnSearch" class="button" value="Search"/&gt;
  </code></pre>
  
  <blockquote>
    <p>JavaScript</p>
  </blockquote>
  
  <pre><code> $('#btnSearch').click(function(e){
          var grid = $('#grid').data('kendoGrid');
          var field = 'itemName';
          var operator = 'contains';
          var value = this.value;
          grid.dataSource.filter({
            field: field,
            operator: operator,
            value: value
          });
        });
  </code></pre>