function ruDocs($number){
	static $votes=array(' документов', ' документ', ' документа');
 
	$numberLast=intval(substr(strval($number),-1,1));
	$numberPreLast=intval(substr(strval($number),-2,2));
 
	if(($numberLast==0) or ((5<=$numberLast) and ($numberLast<=9)) or((11<=$numberPreLast) and ($numberPreLast<=19))){
		$type=0;
	}elseif(($numberLast==1) and ($numberPreLast!=11)){
		$type=1;
	}elseif((2<=$numberLast) and ($numberLast<=4)){
		$type=2;
	}
 
	return $number.$votes[$type];
}