When Installing an update to the MCart program, There may be times when you want to change the number of the next Item you add to your cart.
To do this ftp into your server and change to the /www/htdocs/mcart/data directory.
In ascii mode download the shop.data file.
Using a dos editor like notepad open the file for editing.
Find the following lines
Change the line
'MaxID' => '0',
to
'MaxID' => '100',
Where 100 is a number 1 greater than you currently have listed in your shopping cart program.
Save the file and upload it back to your server in ascii mode.
The Next item you add to your cart will have the number you entered for MaxID.