The diploma thesis is devoted to the issue of online shopping. Its aim is to analyze internet shopping and see the rights and obligations of consumers and sellers, which are based on current legislation. The thesis is divided into two parts. The theoretical part deals with purchase over the internet and its regulations. There are explained the concepts internet, e-business and e-commerce and indicate the types of e-business and is mentioned certification of online stores. The practical part is about the respondents' shopping behavior when buying over the internet. It is examined through a questionnaire survey. At the end of the thesis are mentioned the advantages and disadvantages of internet shopping.Diplomová práce je věnována problematic...