rewrite snippets.js in coffeescript

app/assets/javascripts/snippets.js

-$(document).ready(function(){
-  $("#snippets-table .snippet").live('click', function(e){
-    if(e.target.nodeName != "A" && e.target.nodeName != "INPUT") {
-      location.href = $(this).attr("url");
-      e.stopPropagation();
-      return false;
-    }
-  });
-});

app/assets/javascripts/snippets.js.coffee

+$ ->
+  $('#snippets-table .snippet').live 'click', (e) ->
+    if e.target.nodeName isnt 'A' and e.target.nodeName isnt 'INPUT'
+      location.href = $(@).attr 'url'
+      e.stopPropagation()
+      false