thank you for your answers and sorry for responding so late to your instructions.<div><br></div><div>since yesterday i started reading the qt&#39;s example (<a href="http://qt.nokia.com">qt.nokia.com</a>) i will keep a distance until i learn some basic things in qt.</div>
<div><br></div><div>thank you again all of you for your advices and your warm welcome :)</div>