IE

1 - Open IE Explore
2 –Via “Tools->Internet Options”,Open “Internet Options” panel
3 – Click “General” tab
4 – Delete nationzoom homepage link and set a new homepage link
5 – Click “Settings” button in the “Search” area,open “Manage Add-ons” panel
6 – Remove nationzoom,then close “Manage Add-ons” panel
7 – Click “Apply” or “OK” on “Internet Opens” panel to save the changes

Firefox

1 – Open Firefox explore
2 – Via “Firefox->Options” open “Options” panel
3 - Click “General” tab
4 - Delete nationzoom homepage link and set a new homepage link
5 - Choose “Manage Search Engines” in the search list
6 – Remove nationzoom,then click “OK”
7 – Restart Firefox explore

Chrome

1 - Open Chrome explore
2 – Click “Customize and control Google Chrome” in the right-top of the page
3 – Choose Settings ->click “Set pages” link ->delete nationzoom homepage link ->click “OK”
4 – Click “Manage search engines”->delete nationzoom,then click “OK”
5 – Restart Chrome explore

Uninstall Firefox newtab

1 - Close Firefox explore
2 - Open "C:\Users\Administrator\AppData\Roaming\Mozilla\Firefox\Profiles"
3 - Open the file which suffixed with ".default",right click the "prefs.js" file and open it with notepad
4 - Edit "prefs.js",delete the below content:
    user_pref("browser.newtab.url",http://www.nationzoom.com/newtab/?...);
5 - Click "File" ->"Save" to save the changes
6 - Restart Firefox explore,newtab add-on has been removed.

Uninstall Shortcut

1 - Find the shortcut of the browser (IE,Firefox,Chrome) in all locations of the computer,including but not limited to the desktop;
2 - Right click and find the "Properties";
3 - Delete nationzoom in "Target" of the tab "Shortcut".