If you are having issues with not being able to load certain sites in Google Chrome, not using passive FTP may be the problem. Enabling and then using passive FTP in Chrome will ensure that passive FTP sites can pass through your firewall and be loaded by the browser. Enabling passive FTP requires changing Google Chrome's Internet Options, which are also shared by Internet Explorer.

Step
Close Google Chrome by clicking the red "X" button at the top right of the screen.
Step
Click "Start," and then click "Control Panel."
Step
Click "Internet Options."
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Step
Click the "Advanced" tab and then scroll through "Settings."
Step
Click the box next to "Enable Folder View for FTP Sites" so that the box is now not checked.
Step
Check the box next to "Use Passive FTP (for firewall and DSL modem compatibility)."
Step
Click "Apply" and then click "OK."
Step
Relaunch Google Chrome and visit a site that makes use of passive FTP. You can now use passive FTP sites in Google Chrome.