18. The non-transitory computer readable storage medium of claim 17 , the software instructions, that when executed, comprise functionality to: include a representation of the navigating keyword in the first GTP message; receive, from the device and in response to sending the first GTP message, a third user message comprising at least one selected from a group consisting of the navigating keyword and the representation of the navigating keyword; identify and retrieve the text page based on the at least one selected from a group consisting of the navigating keyword and the representation of the navigating keyword; and send, to the device and in response to receiving the third user message, a second GTP message comprising the text page for display on the device, wherein one or more of the third user message and the second GTP message comprise a second text message transmitted using the text messaging service (TMS).
18. The non-transitory computer readable storage medium of claim 17 , the software instructions, that when executed, comprise functionality to: include a representation of the navigating keyword in the first GTP message; receive, from the device and in response to sending the first GTP message, a third user message comprising at least one selected from a group consisting of the navigating keyword and the representation of the navigating keyword; identify and retrieve the text page based on the at least one selected from a group consisting of the navigating keyword and the representation of the navigating keyword; and send, to the device and in response to receiving the third user message, a second GTP message comprising the text page for display on the device, wherein one or more of the third user message and the second GTP message comprise a second text message transmitted using the text messaging service (TMS). 20. The non-transitory computer readable storage medium of claim 18 , the software instructions, when executed, comprising functionality to: receive, from the device while displaying the text page, a fourth user message comprising a pre-designated keyword for accessing one of a home text page of the textsite, a previous text page sent to the device prior to the text page in a navigation trace, and a forward text page sent to the device subsequent to the text page in the navigation trace; and send, to the device and in response to receiving the fourth user message, a third GTP message comprising the one of the home text page, the previous text page, and the forward text page.