title: Custom validator error not getting displayed
body: <p>I have grid on the page and text box inside its one of the column as item template.
  I have used custom validator's clientValidationfuntion to validate the text entered on the Text box.</p>
  
  <p>The javascript function which I used in ClientValidationFunction is properly called, also its setting the </p>
  
  <p>args.isvalid = false</p>
  
  <p>inside the javascript function but the error mesaage is not being displayed on the page.</p>
  
  <p>Both the grid and custom validator controls are inside the same Update Panel control.</p>
  
  <p>Please suggest what could be the problem.</p>