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[wolnelektury.git] / wolnelektury / static / js / jquery.autocomplete.js
diff --git a/wolnelektury/static/js/jquery.autocomplete.js b/wolnelektury/static/js/jquery.autocomplete.js
index 5ad9178..6f46e1b 100644 (file)
--- a/wolnelektury/static/js/jquery.autocomplete.js
+++ b/wolnelektury/static/js/jquery.autocomplete.js
@@ -1,18 +1,22 @@
 /*
 /*
- * Autocomplete - jQuery plugin 1.0.2
+ * jQuery Autocomplete plugin 1.1
  *
  *
- * Copyright (c) 2007 Dylan Verheul, Dan G. Switzer, Anjesh Tuladhar, Jörn Zaefferer
+ * Copyright (c) 2009 Jörn Zaefferer
  *
  * Dual licensed under the MIT and GPL licenses:
  *   http://www.opensource.org/licenses/mit-license.php
  *   http://www.gnu.org/licenses/gpl.html
  *
  *
  * Dual licensed under the MIT and GPL licenses:
  *   http://www.opensource.org/licenses/mit-license.php
  *   http://www.gnu.org/licenses/gpl.html
  *
- * Revision: $Id: jquery.autocomplete.js 5747 2008-06-25 18:30:55Z joern.zaefferer $
- *
+ * Revision: $Id: jquery.autocomplete.js 15 2009-08-22 10:30:27Z joern.zaefferer $
+ */
+
+/*
+ * Modified by Radek Czajka, Fundacja Nowoczesna Polska, 2010-05-10:
+ *   escape regex for word start checking in matchSubset
  */
 
 ;(function($) {
  */
 
 ;(function($) {
-       
+
 $.fn.extend({
        autocomplete: function(urlOrData, options) {
                var isUrl = typeof urlOrData == "string";
 $.fn.extend({
        autocomplete: function(urlOrData, options) {
                var isUrl = typeof urlOrData == "string";
@@ -22,13 +26,13 @@ $.fn.extend({
                        delay: isUrl ? $.Autocompleter.defaults.delay : 10,
                        max: options && !options.scroll ? 10 : 150
                }, options);
                        delay: isUrl ? $.Autocompleter.defaults.delay : 10,
                        max: options && !options.scroll ? 10 : 150
                }, options);
-               
+
                // if highlight is set to false, replace it with a do-nothing function
                options.highlight = options.highlight || function(value) { return value; };
                // if highlight is set to false, replace it with a do-nothing function
                options.highlight = options.highlight || function(value) { return value; };
-               
+
                // if the formatMatch option is not specified, then use formatItem for backwards compatibility
                options.formatMatch = options.formatMatch || options.formatItem;
                // if the formatMatch option is not specified, then use formatItem for backwards compatibility
                options.formatMatch = options.formatMatch || options.formatItem;
-               
+
                return this.each(function() {
                        new $.Autocompleter(this, options);
                });
                return this.each(function() {
                        new $.Autocompleter(this, options);
                });
@@ -77,9 +81,9 @@ $.Autocompleter = function(input, options) {
                mouseDownOnSelect: false
        };
        var select = $.Autocompleter.Select(options, input, selectCurrent, config);
                mouseDownOnSelect: false
        };
        var select = $.Autocompleter.Select(options, input, selectCurrent, config);
-       
+
        var blockSubmit;
        var blockSubmit;
-       
+
        // prevent form submit in opera when selecting with return key
        $.browser.opera && $(input.form).bind("submit.autocomplete", function() {
                if (blockSubmit) {
        // prevent form submit in opera when selecting with return key
        $.browser.opera && $(input.form).bind("submit.autocomplete", function() {
                if (blockSubmit) {
@@ -87,13 +91,16 @@ $.Autocompleter = function(input, options) {
                        return false;
                }
        });
                        return false;
                }
        });
-       
+
        // only opera doesn't trigger keydown multiple times while pressed, others don't work with keypress at all
        $input.bind(($.browser.opera ? "keypress" : "keydown") + ".autocomplete", function(event) {
        // only opera doesn't trigger keydown multiple times while pressed, others don't work with keypress at all
        $input.bind(($.browser.opera ? "keypress" : "keydown") + ".autocomplete", function(event) {
+               // a keypress means the input has focus
+               // avoids issue where input had focus before the autocomplete was applied
+               hasFocus = 1;
                // track last key pressed
                lastKeyPressCode = event.keyCode;
                switch(event.keyCode) {
                // track last key pressed
                lastKeyPressCode = event.keyCode;
                switch(event.keyCode) {
-               
+
                        case KEY.UP:
                                event.preventDefault();
                                if ( select.visible() ) {
                        case KEY.UP:
                                event.preventDefault();
                                if ( select.visible() ) {
@@ -102,7 +109,7 @@ $.Autocompleter = function(input, options) {
                                        onChange(0, true);
                                }
                                break;
                                        onChange(0, true);
                                }
                                break;
-                               
+
                        case KEY.DOWN:
                                event.preventDefault();
                                if ( select.visible() ) {
                        case KEY.DOWN:
                                event.preventDefault();
                                if ( select.visible() ) {
@@ -111,7 +118,7 @@ $.Autocompleter = function(input, options) {
                                        onChange(0, true);
                                }
                                break;
                                        onChange(0, true);
                                }
                                break;
-                               
+
                        case KEY.PAGEUP:
                                event.preventDefault();
                                if ( select.visible() ) {
                        case KEY.PAGEUP:
                                event.preventDefault();
                                if ( select.visible() ) {
@@ -120,7 +127,7 @@ $.Autocompleter = function(input, options) {
                                        onChange(0, true);
                                }
                                break;
                                        onChange(0, true);
                                }
                                break;
-                               
+
                        case KEY.PAGEDOWN:
                                event.preventDefault();
                                if ( select.visible() ) {
                        case KEY.PAGEDOWN:
                                event.preventDefault();
                                if ( select.visible() ) {
@@ -129,7 +136,7 @@ $.Autocompleter = function(input, options) {
                                        onChange(0, true);
                                }
                                break;
                                        onChange(0, true);
                                }
                                break;
-                       
+
                        // matches also semicolon
                        case options.multiple && $.trim(options.multipleSeparator) == "," && KEY.COMMA:
                        case KEY.TAB:
                        // matches also semicolon
                        case options.multiple && $.trim(options.multipleSeparator) == "," && KEY.COMMA:
                        case KEY.TAB:
@@ -141,11 +148,11 @@ $.Autocompleter = function(input, options) {
                                        return false;
                                }
                                break;
                                        return false;
                                }
                                break;
-                               
+
                        case KEY.ESC:
                                select.hide();
                                break;
                        case KEY.ESC:
                                select.hide();
                                break;
-                               
+
                        default:
                                clearTimeout(timeout);
                                timeout = setTimeout(onChange, options.delay);
                        default:
                                clearTimeout(timeout);
                                timeout = setTimeout(onChange, options.delay);
@@ -196,43 +203,57 @@ $.Autocompleter = function(input, options) {
                $input.unbind();
                $(input.form).unbind(".autocomplete");
        });
                $input.unbind();
                $(input.form).unbind(".autocomplete");
        });
-       
-       
+
+
        function selectCurrent() {
                var selected = select.selected();
                if( !selected )
                        return false;
        function selectCurrent() {
                var selected = select.selected();
                if( !selected )
                        return false;
-               
+
                var v = selected.result;
                previousValue = v;
                var v = selected.result;
                previousValue = v;
-               
+
                if ( options.multiple ) {
                        var words = trimWords($input.val());
                        if ( words.length > 1 ) {
                if ( options.multiple ) {
                        var words = trimWords($input.val());
                        if ( words.length > 1 ) {
-                               v = words.slice(0, words.length - 1).join( options.multipleSeparator ) + options.multipleSeparator + v;
+                               var seperator = options.multipleSeparator.length;
+                               var cursorAt = $(input).selection().start;
+                               var wordAt, progress = 0;
+                               $.each(words, function(i, word) {
+                                       progress += word.length;
+                                       if (cursorAt <= progress) {
+                                               wordAt = i;
+                                               return false;
+                                       }
+                                       progress += seperator;
+                               });
+                               words[wordAt] = v;
+                               // TODO this should set the cursor to the right position, but it gets overriden somewhere
+                               //$.Autocompleter.Selection(input, progress + seperator, progress + seperator);
+                               v = words.join( options.multipleSeparator );
                        }
                        v += options.multipleSeparator;
                }
                        }
                        v += options.multipleSeparator;
                }
-               
+
                $input.val(v);
                hideResultsNow();
                $input.trigger("result", [selected.data, selected.value]);
                return true;
        }
                $input.val(v);
                hideResultsNow();
                $input.trigger("result", [selected.data, selected.value]);
                return true;
        }
-       
+
        function onChange(crap, skipPrevCheck) {
                if( lastKeyPressCode == KEY.DEL ) {
                        select.hide();
                        return;
                }
        function onChange(crap, skipPrevCheck) {
                if( lastKeyPressCode == KEY.DEL ) {
                        select.hide();
                        return;
                }
-               
+
                var currentValue = $input.val();
                var currentValue = $input.val();
-               
+
                if ( !skipPrevCheck && currentValue == previousValue )
                        return;
                if ( !skipPrevCheck && currentValue == previousValue )
                        return;
-               
+
                previousValue = currentValue;
                previousValue = currentValue;
-               
+
                currentValue = lastWord(currentValue);
                if ( currentValue.length >= options.minChars) {
                        $input.addClass(options.loadingClass);
                currentValue = lastWord(currentValue);
                if ( currentValue.length >= options.minChars) {
                        $input.addClass(options.loadingClass);
@@ -244,27 +265,32 @@ $.Autocompleter = function(input, options) {
                        select.hide();
                }
        };
                        select.hide();
                }
        };
-       
+
        function trimWords(value) {
        function trimWords(value) {
-               if ( !value ) {
+               if (!value)
                        return [""];
                        return [""];
-               }
-               var words = value.split( options.multipleSeparator );
-               var result = [];
-               $.each(words, function(i, value) {
-                       if ( $.trim(value) )
-                               result[i] = $.trim(value);
+               if (!options.multiple)
+                       return [$.trim(value)];
+               return $.map(value.split(options.multipleSeparator), function(word) {
+                       return $.trim(value).length ? $.trim(word) : null;
                });
                });
-               return result;
        }
        }
-       
+
        function lastWord(value) {
                if ( !options.multiple )
                        return value;
                var words = trimWords(value);
        function lastWord(value) {
                if ( !options.multiple )
                        return value;
                var words = trimWords(value);
+               if (words.length == 1)
+                       return words[0];
+               var cursorAt = $(input).selection().start;
+               if (cursorAt == value.length) {
+                       words = trimWords(value)
+               } else {
+                       words = trimWords(value.replace(value.substring(cursorAt), ""));
+               }
                return words[words.length - 1];
        }
                return words[words.length - 1];
        }
-       
+
        // fills in the input box w/the first match (assumed to be the best match)
        // q: the term entered
        // sValue: the first matching result
        // fills in the input box w/the first match (assumed to be the best match)
        // q: the term entered
        // sValue: the first matching result
@@ -275,7 +301,7 @@ $.Autocompleter = function(input, options) {
                        // fill in the value (keep the case the user has typed)
                        $input.val($input.val() + sValue.substring(lastWord(previousValue).length));
                        // select the portion of the value not typed by the user (so the next character will erase)
                        // fill in the value (keep the case the user has typed)
                        $input.val($input.val() + sValue.substring(lastWord(previousValue).length));
                        // select the portion of the value not typed by the user (so the next character will erase)
-                       $.Autocompleter.Selection(input, previousValue.length, previousValue.length + sValue.length);
+                       $(input).selection(previousValue.length, previousValue.length + sValue.length);
                }
        };
 
                }
        };
 
@@ -299,15 +325,14 @@ $.Autocompleter = function(input, options) {
                                                        var words = trimWords($input.val()).slice(0, -1);
                                                        $input.val( words.join(options.multipleSeparator) + (words.length ? options.multipleSeparator : "") );
                                                }
                                                        var words = trimWords($input.val()).slice(0, -1);
                                                        $input.val( words.join(options.multipleSeparator) + (words.length ? options.multipleSeparator : "") );
                                                }
-                                               else
+                                               else {
                                                        $input.val( "" );
                                                        $input.val( "" );
+                                                       $input.trigger("result", null);
+                                               }
                                        }
                                }
                        );
                }
                                        }
                                }
                        );
                }
-               if (wasVisible)
-                       // position cursor at end of input field
-                       $.Autocompleter.Selection(input, input.value.length, input.value.length);
        };
 
        function receiveData(q, data) {
        };
 
        function receiveData(q, data) {
@@ -330,14 +355,14 @@ $.Autocompleter = function(input, options) {
                        success(term, data);
                // if an AJAX url has been supplied, try loading the data now
                } else if( (typeof options.url == "string") && (options.url.length > 0) ){
                        success(term, data);
                // if an AJAX url has been supplied, try loading the data now
                } else if( (typeof options.url == "string") && (options.url.length > 0) ){
-                       
+
                        var extraParams = {
                                timestamp: +new Date()
                        };
                        $.each(options.extraParams, function(key, param) {
                                extraParams[key] = typeof param == "function" ? param() : param;
                        });
                        var extraParams = {
                                timestamp: +new Date()
                        };
                        $.each(options.extraParams, function(key, param) {
                                extraParams[key] = typeof param == "function" ? param() : param;
                        });
-                       
+
                        $.ajax({
                                // try to leverage ajaxQueue plugin to abort previous requests
                                mode: "abort",
                        $.ajax({
                                // try to leverage ajaxQueue plugin to abort previous requests
                                mode: "abort",
@@ -361,7 +386,7 @@ $.Autocompleter = function(input, options) {
                        failure(term);
                }
        };
                        failure(term);
                }
        };
-       
+
        function parse(data) {
                var parsed = [];
                var rows = data.split("\n");
        function parse(data) {
                var parsed = [];
                var rows = data.split("\n");
@@ -405,8 +430,22 @@ $.Autocompleter.defaults = {
        width: 0,
        multiple: false,
        multipleSeparator: ", ",
        width: 0,
        multiple: false,
        multipleSeparator: ", ",
+    regex_escape: function(term) {
+        term = term.replace(/([\^\$\(\)\[\]\{\}\*\.\+\?\|\\])/gi, "\\$1");
+        /* no polish diacritics; should be more locale-aware */
+        term = term.replace(/a/g, '[aą]')
+                .replace(/c/g, '[cć]')
+                .replace(/e/g, '[eę]')
+                .replace(/l/g, '[lł]')
+                .replace(/n/g, '[nń]')
+                .replace(/o/g, '[oó]')
+                .replace(/s/g, '[sś]')
+                .replace(/z/g, '[zźż]');
+        return term;
+    },
        highlight: function(value, term) {
        highlight: function(value, term) {
-               return value.replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + term.replace(/([\^\$\(\)\[\]\{\}\*\.\+\?\|\\])/gi, "\\$1") + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>");
+               term = $.Autocompleter.defaults.regex_escape(term);
+               return value.replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + term + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>");
        },
     scroll: true,
     scrollHeight: 180
        },
     scroll: true,
     scrollHeight: 180
@@ -416,25 +455,29 @@ $.Autocompleter.Cache = function(options) {
 
        var data = {};
        var length = 0;
 
        var data = {};
        var length = 0;
-       
+
        function matchSubset(s, sub) {
        function matchSubset(s, sub) {
-               if (!options.matchCase) 
+               if (!options.matchCase)
                        s = s.toLowerCase();
                var i = s.indexOf(sub);
                        s = s.toLowerCase();
                var i = s.indexOf(sub);
+               if (options.matchContains == "word"){
+                       query = $.Autocompleter.defaults.regex_escape(sub.toLowerCase());
+                       i = s.toLowerCase().search("\\b" + query);
+               }
                if (i == -1) return false;
                return i == 0 || options.matchContains;
        };
                if (i == -1) return false;
                return i == 0 || options.matchContains;
        };
-       
+
        function add(q, value) {
                if (length > options.cacheLength){
                        flush();
                }
        function add(q, value) {
                if (length > options.cacheLength){
                        flush();
                }
-               if (!data[q]){ 
+               if (!data[q]){
                        length++;
                }
                data[q] = value;
        }
                        length++;
                }
                data[q] = value;
        }
-       
+
        function populate(){
                if( !options.data ) return false;
                // track the matches
        function populate(){
                if( !options.data ) return false;
                // track the matches
@@ -443,23 +486,23 @@ $.Autocompleter.Cache = function(options) {
 
                // no url was specified, we need to adjust the cache length to make sure it fits the local data store
                if( !options.url ) options.cacheLength = 1;
 
                // no url was specified, we need to adjust the cache length to make sure it fits the local data store
                if( !options.url ) options.cacheLength = 1;
-               
+
                // track all options for minChars = 0
                stMatchSets[""] = [];
                // track all options for minChars = 0
                stMatchSets[""] = [];
-               
+
                // loop through the array and create a lookup structure
                for ( var i = 0, ol = options.data.length; i < ol; i++ ) {
                        var rawValue = options.data[i];
                        // if rawValue is a string, make an array otherwise just reference the array
                        rawValue = (typeof rawValue == "string") ? [rawValue] : rawValue;
                // loop through the array and create a lookup structure
                for ( var i = 0, ol = options.data.length; i < ol; i++ ) {
                        var rawValue = options.data[i];
                        // if rawValue is a string, make an array otherwise just reference the array
                        rawValue = (typeof rawValue == "string") ? [rawValue] : rawValue;
-                       
+
                        var value = options.formatMatch(rawValue, i+1, options.data.length);
                        if ( value === false )
                                continue;
                        var value = options.formatMatch(rawValue, i+1, options.data.length);
                        if ( value === false )
                                continue;
-                               
+
                        var firstChar = value.charAt(0).toLowerCase();
                        // if no lookup array for this character exists, look it up now
                        var firstChar = value.charAt(0).toLowerCase();
                        // if no lookup array for this character exists, look it up now
-                       if( !stMatchSets[firstChar] ) 
+                       if( !stMatchSets[firstChar] )
                                stMatchSets[firstChar] = [];
 
                        // if the match is a string
                                stMatchSets[firstChar] = [];
 
                        // if the match is a string
@@ -468,7 +511,7 @@ $.Autocompleter.Cache = function(options) {
                                data: rawValue,
                                result: options.formatResult && options.formatResult(rawValue) || value
                        };
                                data: rawValue,
                                result: options.formatResult && options.formatResult(rawValue) || value
                        };
-                       
+
                        // push the current match into the set list
                        stMatchSets[firstChar].push(row);
 
                        // push the current match into the set list
                        stMatchSets[firstChar].push(row);
 
@@ -486,15 +529,15 @@ $.Autocompleter.Cache = function(options) {
                        add(i, value);
                });
        }
                        add(i, value);
                });
        }
-       
+
        // populate any existing data
        setTimeout(populate, 25);
        // populate any existing data
        setTimeout(populate, 25);
-       
+
        function flush(){
                data = {};
                length = 0;
        }
        function flush(){
                data = {};
                length = 0;
        }
-       
+
        return {
                flush: flush,
                add: add,
        return {
                flush: flush,
                add: add,
@@ -502,7 +545,7 @@ $.Autocompleter.Cache = function(options) {
                load: function(q) {
                        if (!options.cacheLength || !length)
                                return null;
                load: function(q) {
                        if (!options.cacheLength || !length)
                                return null;
-                       /* 
+                       /*
                         * if dealing w/local data and matchContains than we must make sure
                         * to loop through all the data collections looking for matches
                         */
                         * if dealing w/local data and matchContains than we must make sure
                         * to loop through all the data collections looking for matches
                         */
@@ -522,9 +565,9 @@ $.Autocompleter.Cache = function(options) {
                                                        }
                                                });
                                        }
                                                        }
                                                });
                                        }
-                               }                               
+                               }
                                return csub;
                                return csub;
-                       } else 
+                       } else
                        // if the exact item exists, use it
                        if (data[q]){
                                return data[q];
                        // if the exact item exists, use it
                        if (data[q]){
                                return data[q];
@@ -552,7 +595,7 @@ $.Autocompleter.Select = function (options, input, select, config) {
        var CLASSES = {
                ACTIVE: "ac_over"
        };
        var CLASSES = {
                ACTIVE: "ac_over"
        };
-       
+
        var listItems,
                active = -1,
                data,
        var listItems,
                active = -1,
                data,
@@ -560,7 +603,7 @@ $.Autocompleter.Select = function (options, input, select, config) {
                needsInit = true,
                element,
                list;
                needsInit = true,
                element,
                list;
-       
+
        // Create results
        function init() {
                if (!needsInit)
        // Create results
        function init() {
                if (!needsInit)
@@ -570,11 +613,11 @@ $.Autocompleter.Select = function (options, input, select, config) {
                .addClass(options.resultsClass)
                .css("position", "absolute")
                .appendTo(document.body);
                .addClass(options.resultsClass)
                .css("position", "absolute")
                .appendTo(document.body);
-       
+
                list = $("<ul/>").appendTo(element).mouseover( function(event) {
                        if(target(event).nodeName && target(event).nodeName.toUpperCase() == 'LI') {
                    active = $("li", list).removeClass(CLASSES.ACTIVE).index(target(event));
                list = $("<ul/>").appendTo(element).mouseover( function(event) {
                        if(target(event).nodeName && target(event).nodeName.toUpperCase() == 'LI') {
                    active = $("li", list).removeClass(CLASSES.ACTIVE).index(target(event));
-                           $(target(event)).addClass(CLASSES.ACTIVE);            
+                           $(target(event)).addClass(CLASSES.ACTIVE);
                }
                }).click(function(event) {
                        $(target(event)).addClass(CLASSES.ACTIVE);
                }
                }).click(function(event) {
                        $(target(event)).addClass(CLASSES.ACTIVE);
@@ -587,13 +630,13 @@ $.Autocompleter.Select = function (options, input, select, config) {
                }).mouseup(function() {
                        config.mouseDownOnSelect = false;
                });
                }).mouseup(function() {
                        config.mouseDownOnSelect = false;
                });
-               
+
                if( options.width > 0 )
                        element.css("width", options.width);
                if( options.width > 0 )
                        element.css("width", options.width);
-                       
+
                needsInit = false;
                needsInit = false;
-       } 
-       
+       }
+
        function target(event) {
                var element = event.target;
                while(element && element.tagName != "LI")
        function target(event) {
                var element = event.target;
                while(element && element.tagName != "LI")
@@ -620,7 +663,7 @@ $.Autocompleter.Select = function (options, input, select, config) {
             }
         }
        };
             }
         }
        };
-       
+
        function movePosition(step) {
                active += step;
                if (active < 0) {
        function movePosition(step) {
                active += step;
                if (active < 0) {
@@ -629,13 +672,13 @@ $.Autocompleter.Select = function (options, input, select, config) {
                        active = 0;
                }
        }
                        active = 0;
                }
        }
-       
+
        function limitNumberOfItems(available) {
                return options.max && options.max < available
                        ? options.max
                        : available;
        }
        function limitNumberOfItems(available) {
                return options.max && options.max < available
                        ? options.max
                        : available;
        }
-       
+
        function fillList() {
                list.empty();
                var max = limitNumberOfItems(data.length);
        function fillList() {
                list.empty();
                var max = limitNumberOfItems(data.length);
@@ -657,7 +700,7 @@ $.Autocompleter.Select = function (options, input, select, config) {
                if ( $.fn.bgiframe )
                        list.bgiframe();
        }
                if ( $.fn.bgiframe )
                        list.bgiframe();
        }
-       
+
        return {
                display: function(d, q) {
                        init();
        return {
                display: function(d, q) {
                        init();
@@ -709,7 +752,7 @@ $.Autocompleter.Select = function (options, input, select, config) {
                                        maxHeight: options.scrollHeight,
                                        overflow: 'auto'
                                });
                                        maxHeight: options.scrollHeight,
                                        overflow: 'auto'
                                });
-                               
+
                 if($.browser.msie && typeof document.body.style.maxHeight === "undefined") {
                                        var listHeight = 0;
                                        listItems.each(function() {
                 if($.browser.msie && typeof document.body.style.maxHeight === "undefined") {
                                        var listHeight = 0;
                                        listItems.each(function() {
@@ -722,7 +765,7 @@ $.Autocompleter.Select = function (options, input, select, config) {
                                                listItems.width( list.width() - parseInt(listItems.css("padding-left")) - parseInt(listItems.css("padding-right")) );
                                        }
                 }
                                                listItems.width( list.width() - parseInt(listItems.css("padding-left")) - parseInt(listItems.css("padding-right")) );
                                        }
                 }
-                
+
             }
                },
                selected: function() {
             }
                },
                selected: function() {
@@ -738,22 +781,48 @@ $.Autocompleter.Select = function (options, input, select, config) {
        };
 };
 
        };
 };
 
-$.Autocompleter.Selection = function(field, start, end) {
-       if( field.createTextRange ){
-               var selRange = field.createTextRange();
-               selRange.collapse(true);
-               selRange.moveStart("character", start);
-               selRange.moveEnd("character", end);
-               selRange.select();
-       } else if( field.setSelectionRange ){
-               field.setSelectionRange(start, end);
-       } else {
-               if( field.selectionStart ){
-                       field.selectionStart = start;
-                       field.selectionEnd = end;
+$.fn.selection = function(start, end) {
+       if (start !== undefined) {
+               return this.each(function() {
+                       if( this.createTextRange ){
+                               var selRange = this.createTextRange();
+                               if (end === undefined || start == end) {
+                                       selRange.move("character", start);
+                                       selRange.select();
+                               } else {
+                                       selRange.collapse(true);
+                                       selRange.moveStart("character", start);
+                                       selRange.moveEnd("character", end);
+                                       selRange.select();
+                               }
+                       } else if( this.setSelectionRange ){
+                               this.setSelectionRange(start, end);
+                       } else if( this.selectionStart ){
+                               this.selectionStart = start;
+                               this.selectionEnd = end;
+                       }
+               });
+       }
+       var field = this[0];
+       if ( field.createTextRange ) {
+               var range = document.selection.createRange(),
+                       orig = field.value,
+                       teststring = "<->",
+                       textLength = range.text.length;
+               range.text = teststring;
+               var caretAt = field.value.indexOf(teststring);
+               field.value = orig;
+               this.selection(caretAt, caretAt + textLength);
+               return {
+                       start: caretAt,
+                       end: caretAt + textLength
+               }
+       } else if( field.selectionStart !== undefined ){
+               return {
+                       start: field.selectionStart,
+                       end: field.selectionEnd
                }
        }
                }
        }
-       field.focus();
 };
 
 })(jQuery);
\ No newline at end of file
 };
 
 })(jQuery);
\ No newline at end of file