Sandbox::https://github.com/ducbin/javascript/blob/master/jquery.ui.autocomplete.autoSelect.js

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* jQuery UI Autocomplete Auto Select Extension

* Dual licensed under the MIT or GPL Version 2 licenses.

* http://github.com/scottgonzalez/jquery-ui-extensions

(function( $ ) {

$.ui.autocomplete.prototype.options.autoSelect = true;

$( ".ui-autocomplete-input" ).live( "blur", function( event ) {

var autocomplete = $( this ).data( "autocomplete" );

if ( !autocomplete.options.autoSelect || autocomplete.selectedItem ) { return; }

var matcher = new RegExp( "^" + $.ui.autocomplete.escapeRegex( $(this).val() ) + "$", "i" );

autocomplete.widget().children( ".ui-menu-item" ).each(function() {

var item = $( this ).data( "item.autocomplete" );

if ( matcher.test( item.label || item.value || item ) ) {

autocomplete.selectedItem = item;

return false;

}

});

if ( autocomplete.selectedItem ) {

autocomplete._trigger( "select", event, { item: autocomplete.selectedItem } );

}

});

}( jQuery ));