To import an MS Access database, click the "From MS Access Db" button as shown below:



Next, you will need to enter the following details from your Salesforce account


Login


Password


You will also need a Security token which can be ontained from your Salesforce Accout > My Settings > Personal  >  Reset My Security Token.


Finally, If you are connecting to Salesforce via a sandbox then you will need to click the "Use Sandbox" options


Click the "Connect" and after a few moments you should then notice all the table & views which can then be selected and imported.