title: how to Scroll down in a html table using arrowkeys?
body: <p>I'm developing a web application and encountered following problem.</p>
  
  <p>there are two tables in my page and when i select a row in table1 , first row in table2  get selected.I want to scroll down the table2 using arrow keys(without click in any row of table2). But when I use arrow keys, scroll bar doesn't work. It work only after I click a row in table2.</p>
  
  <p>Is there any javascript solution for this?</p>