PURPOSE: A method for an advertisement using an E-mail is provided to execute an advertisement around consumers by operating an applet program through an E-mail. CONSTITUTION: A method for an advertisement using an E-mail is to provide contents related to an advertisement by operating an applet program for displaying the advertisement if a receiver of an E-mail clicks a specific image(211) when transmitting the E-mail comprising the specific image. In the method, the step of performing the applet program comprises the step of receiving an E-mail address after displaying the advertisement. Providing the contents comprises the steps of: displaying a plurality of sections in a state of hidden advertisement; displaying the advertisement when clicking each section; and determining the identification for the advertisement contents of each section.
