($var = '') {
$var = strtr($var, array(
'' => '',
'' => '',
'' => '',
'' => '',
'' => '',
'' => '',
'' => '',
'' => '',
'' => '',
'' => '',
'' => '',
'' => '',
'' => '',
'' => '',
'' => '',
'' => ''
));
return $var;
# сюда дописать проверку не трудно ведь