function sf_check_other(f){
	if($F(f) == '999'){
		var f2 = $(f).next('input');
		f2.show();
		f2.focus();
	} else {
		var f2 = $(f).next('input');
		f2.value = "";
		f2.hide();
	}
}

function sf_check_other_row(f,r,f2){
	if($F(f) == '999'){
		$(r).show();
		$(f2).focus();
	} else {
		$(f2).value = "";
		$(r).hide();
	}
}

function sf_check_phone(f){
	if($F(f).length > 1){
		var ph = $F(f).replace(/\D/g,"");
		var ph_fmt = "(" + ph.substr(0,3) + ") " + ph.substr(3,3) + "-" + ph.substr(6,4) + (ph.length > 10 ? " x" + ph.substr(10) : "");
		$(f).value = ph_fmt;
	}
}