如何在UIAlertView中显示html文件的文本作为消息

i am new to iPhone programming.. i have an html file..in that 3 lines of text is there. i want to display that text in alertview in the message part. for this we need to read the html and store the data in a string..Den use that sting as a message... am i right..? then hw to read the html and how to store that in a string..?i am new to iPhone programming.. i have an html