function insert_news($user_hashed,$news)
{

$user=mysql_query("SELECT username_hashed FROM data WHERE username_hashed='$user_hashed'");
$num_check=mysql_num_rows($user);
if($num_check==1 && $news!=NULL)
{
$date=time();
$curr_date=date("Y-m-d",$date);
mysql_query("INSERT INTO news (username_hashed,news,date,time) VALUES ('$user_hashed','$news','$curr_date','$date')");
}
else
{
$msg="Failed";
}

return $msg;
}