If I understand what you're asking, then yes: wrapping your content in a table or a <div> with a fixed width might fix your problem.
Rather than wrapping content to the next line, your browser will then display a horizontal scrollbar when the content doesn't fit the view port.
Just FYI: this book is almost 7 year old; centuries in the web world. Is there a reason why you're working with old technology and old books? The web has moved on quite a bit since then, so it's likely you'll find many out dated concepts.
If you're not tied to classic ASP or Dreamweaver, but instead want to learn modern web development, consider my book Beginning ASP.NET 3.5 in C# and VB.NET
. The software that is used in the book is available for free from Microsoft, so no need to invest in expensive tools.