14. The server according to claim 10 , wherein the processor performs the program instructions further to: extract a main text from a historical webpage of the browser, perform word segmentation on the main text to obtain candidate keywords, count a word frequency of each of the candidate keywords and a distribution parameter of each of the candidate keywords and calculate the weight of each of the candidate keywords; and set a candidate keyword of which the weight is greater than a predetermined threshold as the first keyword.
10. A server for recommending text information, comprising a processor and a memory for storing program instructions, and wherein the processor performs the program instructions to: obtain a keyword from a text index pool pre-created in the server, in response to a visiting request for a webpage from a browser; obtain a recommended text list from a keyword index pool pre-created in the server, according to the keyword; and embed the recommended text list into the webpage, and return the webpage to the browser to display the webpage via the browser, wherein the processor further performs the program instructions to: extract keywords from a plurality of historical webpages of the browser, including extracting a first keyword from at least one of the plurality of historical webpages, wherein each of the plurality of historical webpages corresponding to at least one of the keywords; obtain multiple historical webpages corresponding to the first keyword; sort the multiple historical webpages to obtain a sorting result; take a predetermined number of the multiple historical webpages as recommended webpages corresponding to the first keyword based on the sorting result; and create the text index pool by taking URLs of the recommended webpages as Keys of the text index pool and taking the first keyword as a Value of the text index pool; and create the keyword index pool by taking the first keyword as a Key of the keyword index pool and taking the URLs of the recommended webpages as Values of the keyword index pool.