Landing a faster trim method. Based upon the work by Travis Hardiman and DBJDBJ....
[jquery.git] / src / support.js
index f9429f9..befc532 100644 (file)
                // (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
                optSelected: document.createElement("select").appendChild( document.createElement("option") ).selected,
 
-               parentNode: div.removeChild( div.appendChild( document.createElement("div") ) ).parentNode === null,
-
                // Will be defined later
-               deleteExpando: true,
                checkClone: false,
                scriptEval: false,
                noCloneEvent: true,
@@ -69,7 +66,7 @@
        script.type = "text/javascript";
        try {
                script.appendChild( document.createTextNode( "window." + id + "=1;" ) );
-       } catch( scriptError ) {}
+       } catch(e) {}
 
        root.insertBefore( script, root.firstChild );
 
                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( expandoError ) {
-               jQuery.support.deleteExpando = false;
-       }
-
        root.removeChild( script );
 
        if ( div.attachEvent && div.fireEvent ) {
                document.body.appendChild( div );
                jQuery.boxModel = jQuery.support.boxModel = div.offsetWidth === 2;
                document.body.removeChild( div ).style.display = 'none';
-
                div = null;
        });