<h2><img  src="js/resources/images/16x16/timeTable.png" style="margin: 0px 10px 0px 0px;"/> Managing Time Tables</h2> 
<p>
Within this module you can edit and manipulate your time tables,
make operations on intervals ( Extend/Shift, Merge ),
and obtain different statistical information on time table intervals duration. 
</p>  
<p>
Very usefull  feature is time table <b><i>Filtering</i></b>. Click a column header you wish to filter, select 
<b><i>Filters</i></b> in pulldown menu, enter desired values and get the filtered time table. </p>
 <img class="centered" src="help/images/ttfilt.png"/>
<p>
  Note that filtered column is marked by <b><i>bold italic</i></b> font. To unset filter click <b>Clear Filters</b>.
  You may save newly created filtered time table.
</p>
<p>
<img src="help/images/ttcols.png" align='right' style="margin: 0px 0px 0px 15px;"/>
You may always <b><i>Sort Ascending or Descending</i></b> any column you like and show <b><i>Duration</i></b>
in different units.
</p>