Make a feature detect for the attribute selected code. Fixes #5702.

[jquery.git] / src / support.js

diff --git a/src/support.js b/src/support.js
index 9767298..3e99772 100644 (file)
--- a/src/support.js
+++ b/src/support.js
@@ -8,7 +8,7 @@
                id = "script" + now();
 
        div.style.display = "none";
-       div.innerHTML = "   <link/><table></table><a href='/a' style='color:red;float:left;opacity:.55;'>a</a><select><option>text</option></select><input type='checkbox'/>";
+       div.innerHTML = "   <link/><table></table><a href='/a' style='color:red;float:left;opacity:.55;'>a</a><input type='checkbox'/>";
 
        var all = div.getElementsByTagName("*"),
                a = div.getElementsByTagName("a")[0];
@@ -52,6 +52,10 @@
                // (WebKit defaults to "" instead)
                checkOn: div.getElementsByTagName("input")[0].value === "on",
 
+               // Make sure that a selected-by-default option has a working selected property.
+               // (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
+               optSelected: document.createElement("select").appendChild( document.createElement("option") ).selected,
+
                // Will be defined later
                scriptEval: false,
                noCloneEvent: true,