We removed deleteExpando after 1.4.2, for some reason. This caused problems with...

[jquery.git] / src / support.js

diff --git a/src/support.js b/src/support.js
index c2ffa45..b9c10c7 100644 (file)
--- a/src/support.js
+++ b/src/support.js
@@ -61,6 +61,7 @@
                optSelected: opt.selected,
 
                // Will be defined later
+               deleteExpando: true,
                optDisabled: false,
                checkClone: false,
                scriptEval: false,
@@ -91,6 +92,15 @@
                delete window[ id ];
        }
 
+       // Test to see if it's possible to delete an expando from an element
+       // Fails in Internet Explorer
+       try {
+               delete script.test;
+
+       } catch(e) {
+               jQuery.support.deleteExpando = false;
+       }
+
        root.removeChild( script );
 
        if ( div.attachEvent && div.fireEvent ) {