By far one of the best and free solutions is K9 Web Protection. I swear by it:
K9 mostly used by family users, if for company use, you can try 'WFilter enterprise'.
Windows Vista itself does not prohibit you from visiting specific websites. Either you have security software or a web filter blocking it, or the website is simply not working.
One can enquire at their local computer store, such as BestBuy, about the best internet blocking software for you. The employees will give their expert opinion and recommend the correct software for you.
The best way to stop spam from getting into email is to install spam blocking software. This can be purchased at electronics stores, or downloaded from websites.
Most likely it is because your antivirus software has a firewall withch is blocking it, or the built in windows firewall is blocking it
Each school has different kinds of blocking with websites.
One can find about the spam blocking software on a number of online pages. Wikipedia, Spam-filters review on 10TopTenReviews, and Spam fighter website.
If your school has a firewall or blocking software you can't.
Schools are blocking websites to keep children safe within the walls of their establishment. Many social websites are blocked such as Facebook and YouTube. These sites can obtain very inappropriate subjects for children.
You can download "Adblock" an ad blocking software for Google Chrome Directly from Google. If you are using Firefox you can download "Adblock Plus" from the site Mozilla Add-ons.
There are many online builders software websites. Some examples of some online builders software websites includes Builder Trend, Wix, and Moon Fruit.
Yes there are websites that provide information on personal software testing. Some of these websites are 'Software-Testing', 'Wikipedia' and 'Software Testing Fundamentals'.
Contact your system administrator. They will have access to the website blocking list and can add or remove websites as needed.