Sometimes such thing happens that you notice small mistakes after setting file on a site. There are many opinions. The matter is that page of site is a usual text file. The texts included in corner brackets are tags. You can see that page contains just text.
Many people do exactly like that.
Such way requires a good knowledge of HTML language and big efforts. But it s possible to use special HTML editors, for example, Microsoft Front Page or Macromedia Dreamweaver. Working in such editor you will be able to see a page like it will be in Internet. And a program generates HTML-code itself. It s far more convenient and doesn t requires a high qualification.