},
wrapAll: function( html ) {
- if ( this[0] )
+ if ( this[0] ) {
// The elements to wrap the target around
- jQuery( html, this[0].ownerDocument )
- .clone()
- .insertBefore( this[0] )
- .map(function(){
- var elem = this;
+ var wrap = jQuery( html, this[0].ownerDocument ).clone();
+
+ if ( this[0].parentNode )
+ wrap.insertBefore( this[0] );
- while ( elem.firstChild )
- elem = elem.firstChild;
+ wrap.map(function(){
+ var elem = this;
- return elem;
- })
- .append(this);
+ while ( elem.firstChild )
+ elem = elem.firstChild;
+
+ return elem;
+ }).append(this);
+ }
return this;
},
// check if an element is in a (or is an) XML document
isXMLDoc: function( elem ) {
- return elem.documentElement && !elem.body ||
- elem.tagName && elem.ownerDocument && !elem.ownerDocument.body;
+ return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" ||
+ !!elem.ownerDocument && jQuery.isXMLDoc( elem.ownerDocument );
},
// Evalulates a script in a global context
var attributeNode = elem.getAttributeNode( "tabIndex" );
return attributeNode && attributeNode.specified
? attributeNode.value
- : elem.nodeName.match(/^(a|area|button|input|object|select|textarea)$/i)
+ : elem.nodeName.match(/(button|input|object|select|textarea)/i)
? 0
- : undefined;
+ : elem.nodeName.match(/^(a|area)$/i) && elem.href
+ ? 0
+ : undefined;
}
return elem[ name ];