[dw-free] Revamp /update

[fu]

[commit: http://hg.dwscoalition.org/dw-free/rev/bf5f265c0ab8]

http://bugs.dwscoalition.org/show_bug.cgi?id=2524

Add aria-live to the collapsible target. Also ensure that the target has an
id, so that we can refer to this for the aria-controls.

Patch by fu.

Files modified:

• htdocs/js/jquery.collapsible.js

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diff -r 8a4c11cb2a00 -r bf5f265c0ab8 htdocs/js/jquery.collapsible.js
--- a/htdocs/js/jquery.collapsible.js	Thu Dec 22 18:14:08 2011 +0800
+++ b/htdocs/js/jquery.collapsible.js	Thu Dec 22 18:18:34 2011 +0800
@@ -16,8 +16,11 @@
             return self;
 
         var opts = self.options;
+        self._target = $(opts.target, self.element)
         self._trigger = $trigger;
-        self._target = $(opts.target, self.element);
+
+        self._target.attr("aria-live","polite").filter(":not([id])").attr("id", "collapsibletarget_" + self.element.attr("id"))
+        self._trigger.attr("aria-controls", self._target.attr("id"))
         self.element.data("collapsibleid", $.proxy(opts.parseid, self.element)());
 
         $trigger.ultrafocus(function() {
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