X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;f=src%2Fsupport.js;h=d35dbed2d847cbed0d346dd35d20dd9642124b32;hb=e63fa8beb8e285fe19fc0a1557045b80e3c63c66;hp=5821301a9c41dfce77c21d7cd5edf3f6f5ab75b3;hpb=a6f3757d50f8be021505f4f7fa7201199e8b7f2d;p=jquery.git

diff --git a/src/support.js b/src/support.js
index 5821301..d35dbed 100644
--- a/src/support.js
+++ b/src/support.js
@@ -1,3 +1,5 @@
+(function( jQuery ) {
+
 (function() {
 
 	jQuery.support = {};
@@ -5,13 +7,15 @@
 	var root = document.documentElement,
 		script = document.createElement("script"),
 		div = document.createElement("div"),
-		id = "script" + now();
+		id = "script" + jQuery.now();
 
 	div.style.display = "none";
 	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];
+		a = div.getElementsByTagName("a")[0],
+		select = document.createElement("select"),
+		opt = select.appendChild( document.createElement("option") );
 
 	// Can't get basic test support
 	if ( !all || !all.length || !a ) {
@@ -54,18 +58,21 @@
 
 		// 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,
-
-		parentNode: div.removeChild( div.appendChild( document.createElement("div") ) ).parentNode === null,
+		optSelected: opt.selected,
 
 		// Will be defined later
-		deleteExpando: true,
+		optDisabled: false,
 		checkClone: false,
 		scriptEval: false,
 		noCloneEvent: true,
 		boxModel: null
 	};
 
+	// Make sure that the options inside disabled selects aren't marked as disabled
+	// (WebKit marks them as diabled)
+	select.disabled = true;
+	jQuery.support.optDisabled = !opt.disabled;
+
 	script.type = "text/javascript";
 	try {
 		script.appendChild( document.createTextNode( "window." + id + "=1;" ) );
@@ -81,15 +88,6 @@
 		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 ) {
@@ -120,7 +118,6 @@
 		document.body.appendChild( div );
 		jQuery.boxModel = jQuery.support.boxModel = div.offsetWidth === 2;
 		document.body.removeChild( div ).style.display = 'none';
-
 		div = null;
 	});
 
@@ -159,3 +156,5 @@ jQuery.props = {
 	usemap: "useMap",
 	frameborder: "frameBorder"
 };
+
+})( jQuery );