<?
function __SystemDB_Table($table)
{
    return DocSystemRoot('custom/system/'.$table.'.hds');
}

function SystemDB_NextIndex($table, $rec)
{
    $fp = fopen(__SystemDB_Table($table), "r");
}

function SystemDB_Insert($table, $rec)
{
    $fp = fopen(__SystemDB_Table($table), "r");
}

class SystemDB
{
    var $handle;
    var $header;

    function SystemDB($tname)
    {
        $this->tableName = $tname;
        $fp = fopen($this->__fileName(), "r");
        if ($fp != '')
            fread(

    }

    function __fileName()
    {
        return DocSystemRoot('custom/system/'.$this->tableName.'.hds');
    }
};