A method for displaying advertisements, implemented on a client, wherein the method comprises: downloading an advertisement configuration file from a server, and if the advertisement configuration file is a new version of advertisement configuration file, extracting a name of an advertisement picture resource package from the advertisement configuration file, and downloading the corresponding advertisement picture resource package according to the name from the server; parsing out an advertisement display location on a screen of the client and advertisement configuration information from the advertisement configuration file, the advertisement configuration information including an advertisement validity period; and adding the advertisement configuration information within the advertisement validity period into an advertisement alternate playing list, displaying an advertisement at the advertisement display location on the screen of the client parsed out according to the advertisement alternate playing list and the advertisement picture resource package; wherein displaying the advertisement at the advertisement display location on the screen of the client parsed out according to the advertisement alternate playing list and the advertisement picture resource package comprises: setting a pointer to point at a first line of the advertisement configuration information in the advertisement alternate playing list; reading an advertisement title and an advertisement content address from the advertisement configuration information pointed at by the pointer, obtaining corresponding advertisement content from the advertisement picture resource package according to the advertisement content address, and displaying the advertisement content and the advertisement title at the advertisement display location on the screen of the client parsed out; and determining whether the advertisement configuration information pointed at by the pointer is a last line of the advertisement configuration information, if the determination is yes, setting the pointer to re-point at the first line of advertisement configuration information in the advertisement alternate playing list, and if the determination is no, setting the pointer to skip to a next line of the advertisement configuration information in the advertisement alternate playing list. downloading an advertisement configuration file from a server, and if the advertisement configuration file is a new version of advertisement configuration file, extracting a name of an advertisement picture resource package from the advertisement configuration file, and downloading the corresponding advertisement picture resource package according to the name from the server; parsing out an advertisement display location on a screen of the client and advertisement configuration information from the advertisement configuration file, the advertisement configuration information including an advertisement validity period; and adding the advertisement configuration information within the advertisement validity period into an advertisement alternate playing list, displaying an advertisement at the advertisement display location on the screen of the client parsed out according to the advertisement alternate playing list and the advertisement picture resource package; wherein displaying the advertisement at the advertisement display location on the screen of the client parsed out according to the advertisement alternate playing list and the advertisement picture resource package comprises: setting a pointer to point at a first line of the advertisement configuration information in the advertisement alternate playing list; reading an advertisement title and an advertisement content address from the advertisement configuration information pointed at by the pointer, obtaining corresponding advertisement content from the advertisement picture resource package according to the advertisement content address, and displaying the advertisement content and the advertisement title at the advertisement display location on the screen of the client parsed out; and determining whether the advertisement configuration information pointed at by the pointer is a last line of the advertisement configuration information, if the determination is yes, setting the pointer to re-point at the first line of advertisement configuration information in the advertisement alternate playing list, and if the determination is no, setting the pointer to skip to a next line of the advertisement configuration information in the advertisement alternate playing list. setting a pointer to point at a first line of the advertisement configuration information in the advertisement alternate playing list; reading an advertisement title and an advertisement content address from the advertisement configuration information pointed at by the pointer, obtaining corresponding advertisement content from the advertisement picture resource package according to the advertisement content address, and displaying the advertisement content and the advertisement title at the advertisement display location on the screen of the client parsed out; and determining whether the advertisement configuration information pointed at by the pointer is a last line of the advertisement configuration information, if the determination is yes, setting the pointer to re-point at the first line of advertisement configuration information in the advertisement alternate playing list, and if the determination is no, setting the pointer to skip to a next line of the advertisement configuration information in the advertisement alternate playing list.