The Terms and conditions in a website can take the form of a contract of adhesion as referred in Obligations in Contracts. Usually, people who use the website are made to agree expressly or impliedly with the Terms and Conditions. If by the text and nature of the terms, it is a contract, it serves as the law between the parties.
Terms and conditions are different in every website, it depends on the services offered. You can make your own or modify the common templates like the one you mentioned above.
The terms and conditions being a contract of adhesion is binding upon the parties as far as the provisions which are not in conflict with Philippines Laws are concerned. Any doubt in the interpretation will be construed liberally in favor of the user of the website and strictly against the website owner/ company.