title: leave event for textbox in asp.net vb.net
body: <p>I'm looking for a solution for the textbox leave event in asp.net vb.net.
   I have searched but Didn't get the right solution,  what I'm actually doing is. </p>
  
  <p>I have <code>textbox</code> in which a user write the <code>Product Id</code> number however the focus moved from the <code>textbox</code> then all the related data should be displayed on the concern <code>textboxes</code>. </p>