var j, elem, contains,
tmp, tag, tbody, wrap,
l = elems.length,

// Ensure a safe fragment
safe = createSafeFragment( context ),

nodes = [],
i = 0;

for ( ; i < l; i++ ) {
elem = elems[ i ];

if ( elem || elem === 0 ) {

// Add nodes directly
if ( jQuery.type( elem ) === "object" ) {
jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );

// Convert non-html into a text node
} else if ( !rhtml.test( elem ) ) {
nodes.push( context.createTextNode( elem ) );

// Convert html into DOM nodes
} else {
tmp = tmp || safe.appendChild( context.createElement("div") );

// Deserialize a standard representation
tag = (rtagName.exec( elem ) || [ "", "" ])[ 1 ].toLowerCase();
wrap = wrapMap[ tag ] || wrapMap._default;

tmp.innerHTML = wrap[1] + elem.replace( rxhtmlTag, "<$1></$2>" ) + wrap[2];

// Descend through wrappers to the right content
j = wrap[0];
while ( j-- ) {
tmp = tmp.lastChild;
}

// Manually add leading whitespace removed by IE
if ( !support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) );
}

// Remove IE's autoinserted <tbody> from table fragments
if ( !support.tbody ) {

// String was a <table>, *may* have spurious <tbody>
elem = tag === "table" && !rtbody.test( elem ) ?
tmp.firstChild :

// String was a bare <thead> or <tfoot>
wrap[1] === "<table>" && !rtbody.test( elem ) ?
tmp :
0;

j = elem && elem.childNodes.length;
while ( j-- ) {
if ( jQuery.nodeName( (tbody = elem.childNodes[j]), "tbody" ) && !tbody.childNodes.length ) {
elem.removeChild( tbody );
}
}
}

jQuery.merge( nodes, tmp.childNodes );

// Fix #12392 for WebKit and IE > 9
tmp.textContent = "";

// Fix #12392 for oldIE
while ( tmp.firstChild ) {
tmp.removeChild( tmp.firstChild );
}

// Remember the top-level container for proper cleanup
tmp = safe.lastChild;
}
}
}

// Fix #11356: Clear elements from fragment
if ( tmp ) {
safe.removeChild( tmp );
}

// Reset defaultChecked for any radios and checkboxes
// about to be appended to the DOM in IE 6/7 (#8060)
if ( !support.appendChecked ) {
jQuery.grep( getAll( nodes, "input" ), fixDefaultChecked );
}

i = 0;
while ( (elem = nodes[ i++ ]) ) {

// #4087 - If origin and destination elements are the same, and this is
// that element, do not do anything
if ( selection && jQuery.inArray( elem, selection ) !== -1 ) {
continue;
}

contains = jQuery.contains( elem.ownerDocument, elem );

// Append to fragment
tmp = getAll( safe.appendChild( elem ), "script" );

// Preserve script evaluation history
if ( contains ) {
setGlobalEval( tmp );
}

// Capture executables
if ( scripts ) {
j = 0;
while ( (elem = tmp[ j++ ]) ) {
if ( rscriptType.test( elem.type || "" ) ) {
scripts.push( elem );
}
}
}
}

tmp = null;

return safe;
},

cleanData: function( elems, /* internal */ acceptData ) {
var elem, type, id, data,
i = 0,
internalKey = jQuery.expando,
cache = jQuery.cache,
deleteExpando = support.deleteExpando,
special = jQuery.event.special;

for ( ; (elem = elems[i]) != null; i++ ) {
if ( acceptData || jQuery.acceptData( elem ) ) {

id = elem[ internalKey ];
data = id && cache[ id ];

if ( data ) {
if ( data.events ) {
for ( type in data.events ) {
if ( special[ type ] ) {
jQuery.event.remove( elem, type );

// This is a shortcut to avoid jQuery.event.remove's overhead
} else {
jQuery.removeEvent( elem, type, data.handle );
}
}
}

// Remove cache only if it was not already removed by jQuery.event.remove
if ( cache[ id ] ) {

delete cache[ id ];

// IE does not allow us to delete expando properties from nodes,
// nor does it have a removeAttribute function on Document nodes;
// we must handle all of these cases
if ( deleteExpando ) {
delete elem[ internalKey ];

} else if ( typeof elem.removeAttribute !== strundefined ) {
elem.removeAttribute( internalKey );

} else {
elem[ internalKey ] = null;
}

deletedIds.push( id );
}
}
}
}
}
});

jQuery.fn.extend({
text: function( value ) {
return access( this, function( value ) {
return value === undefined ?
jQuery.text( this ) :
this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) );
}, null, value, arguments.length );
},

append: function() {
return this.domManip( arguments, function( elem ) {
if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
var target = manipulationTarget( this, elem );
target.appendChild( elem );
}
});
},

prepend: function() {
return this.domManip( arguments, function( elem ) {
if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
var target = manipulationTarget( this, elem );
target.insertBefore( elem, target.firstChild );
}
});
},

before: function() {
return this.domManip( arguments, function( elem ) {
if ( this.parentNode ) {
this.parentNode.insertBefore( elem, this );
}
});
},

after: function() {
return this.domManip( arguments, function( elem ) {
if ( this.parentNode ) {
this.parentNode.insertBefore( elem, this.nextSibling );
}
});
},

remove: function( selector, keepData /* Internal Use Only */ ) {
var elem,
elems = selector ? jQuery.filter( selector, this ) : this,
i = 0;

for ( ; (elem = elems[i]) != null; i++ ) {

if ( !keepData && elem.nodeType === 1 ) {
jQuery.cleanData( getAll( elem ) );
}

if ( elem.parentNode ) {
if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) {
setGlobalEval( getAll( elem, "script" ) );
}
elem.parentNode.removeChild( elem );
}
}

return this;