Fix check perms for view fvat

SE/se-lib/Billing.php

@@ -180,9 +180,9 @@ class Billing {
 */
 
 	function check_perms() {
+		$userAcl = User::getAcl();
 		foreach ($this->add_require_perm as $table_name => $column_array)  {
-			$acl = new TableAcl;
-			$acl_ = $acl->getInstance($this->TableAcl->GetTablesByDbId[$table_name]);
+			$acl_ = $userAcl->getTableAcl($this->TableAcl->GetTablesByDbId[$table_name]);
 			DEBUG_S(3,'acl for table '.$table_name." (".$this->TableAcl->GetTablesByDbId[$table_name].")",$acl_,__FILE__,__FUNCTION__,__LINE__);
 
 			foreach($column_array as $column_name => $rwxc) {