Why doesn't this jquery selector with a period work

Question

I have a div with an ID

this jquery selector works

$(\"[id^=\'updates-pane         


        

Answer 1

Use this to escape your dot:

$("#updates-pane-user\\.followed_on")

Reference: http://docs.jquery.com/Frequently_Asked_Questions#How_do_I_select_an_element_by_an_ID_that_has_characters_used_in_CSS_notation.3F