trustieforge/app/views/watchers/_set_watcher.js.erb

<% selector = ".#{watcher_css(watched)}" %>
$("<%= selector %>").each(function(){$(this).replaceWith("<%= escape_javascript watcher_link(watched, user) %>")});

$('#fans_num').html('<%= j(render :partial => "/watchers/fans_num",:locals => {:fans_num => get_fans_num(@user) }
) %>');