<script type="text/javascript">
setTimeout(\'gizle()\',10000);
function gizle() {
var x=document.getElementById(\'birinci\').style;
var y=document.getElementById(\'ikinci\').style;
if(x.display==\'block\') { x.display=\'none\'; y.display=\'block\'; }
else { x.display=\'block\'; y.display=\'none\'; }
}
</script>