From cbb5c0495f42d4e098f234a1e3c390e4ddff3c77 Mon Sep 17 00:00:00 2001
From: eliott <eliott@cactuswax.net>
Date: Sat, 29 Dec 2007 14:52:45 -0800
Subject: Added admin-media files.

---
 media/admin_media/js/admin/CollapsedFieldsets.js   |  85 ++++++++
 media/admin_media/js/admin/DateTimeShortcuts.js    | 241 +++++++++++++++++++++
 media/admin_media/js/admin/RelatedObjectLookups.js |  57 +++++
 media/admin_media/js/admin/ordering.js             | 137 ++++++++++++
 4 files changed, 520 insertions(+)
 create mode 100644 media/admin_media/js/admin/CollapsedFieldsets.js
 create mode 100644 media/admin_media/js/admin/DateTimeShortcuts.js
 create mode 100644 media/admin_media/js/admin/RelatedObjectLookups.js
 create mode 100644 media/admin_media/js/admin/ordering.js

(limited to 'media/admin_media/js/admin')

diff --git a/media/admin_media/js/admin/CollapsedFieldsets.js b/media/admin_media/js/admin/CollapsedFieldsets.js
new file mode 100644
index 00000000..c8426db2
--- /dev/null
+++ b/media/admin_media/js/admin/CollapsedFieldsets.js
@@ -0,0 +1,85 @@
+// Finds all fieldsets with class="collapse", collapses them, and gives each
+// one a "Show" link that uncollapses it. The "Show" link becomes a "Hide"
+// link when the fieldset is visible.
+
+function findForm(node) {
+    // returns the node of the form containing the given node
+    if (node.tagName.toLowerCase() != 'form') {
+        return findForm(node.parentNode);
+    }
+    return node;
+}
+
+var CollapsedFieldsets = {
+    collapse_re: /\bcollapse\b/,   // Class of fieldsets that should be dealt with.
+    collapsed_re: /\bcollapsed\b/, // Class that fieldsets get when they're hidden.
+    collapsed_class: 'collapsed',
+    init: function() {
+        var fieldsets = document.getElementsByTagName('fieldset');
+        var collapsed_seen = false;
+        for (var i = 0, fs; fs = fieldsets[i]; i++) {
+            // Collapse this fieldset if it has the correct class, and if it
+            // doesn't have any errors. (Collapsing shouldn't apply in the case
+            // of error messages.)
+            if (fs.className.match(CollapsedFieldsets.collapse_re) && !CollapsedFieldsets.fieldset_has_errors(fs)) {
+                collapsed_seen = true;
+                // Give it an additional class, used by CSS to hide it.
+                fs.className += ' ' + CollapsedFieldsets.collapsed_class;
+                // (<a id="fieldsetcollapser3" class="collapse-toggle" href="#">Show</a>)
+                var collapse_link = document.createElement('a');
+                collapse_link.className = 'collapse-toggle';
+                collapse_link.id = 'fieldsetcollapser' + i;
+                collapse_link.onclick = new Function('CollapsedFieldsets.show('+i+'); return false;');
+                collapse_link.href = '#';
+                collapse_link.innerHTML = gettext('Show');
+                var h2 = fs.getElementsByTagName('h2')[0];
+                h2.appendChild(document.createTextNode(' ('));
+                h2.appendChild(collapse_link);
+                h2.appendChild(document.createTextNode(')'));
+            }
+        }
+        if (collapsed_seen) {
+            // Expand all collapsed fieldsets when form is submitted.
+            addEvent(findForm(document.getElementsByTagName('fieldset')[0]), 'submit', function() { CollapsedFieldsets.uncollapse_all(); });
+        }
+    },
+    fieldset_has_errors: function(fs) {
+        // Returns true if any fields in the fieldset have validation errors.
+        var divs = fs.getElementsByTagName('div');
+        for (var i=0; i<divs.length; i++) {
+            if (divs[i].className.match(/\berror\b/)) {
+                return true;
+            }
+        }
+        return false;
+    },
+    show: function(fieldset_index) {
+        var fs = document.getElementsByTagName('fieldset')[fieldset_index];
+        // Remove the class name that causes the "display: none".
+        fs.className = fs.className.replace(CollapsedFieldsets.collapsed_re, '');
+        // Toggle the "Show" link to a "Hide" link
+        var collapse_link = document.getElementById('fieldsetcollapser' + fieldset_index);
+        collapse_link.onclick = new Function('CollapsedFieldsets.hide('+fieldset_index+'); return false;');
+        collapse_link.innerHTML = gettext('Hide');
+    },
+    hide: function(fieldset_index) {
+        var fs = document.getElementsByTagName('fieldset')[fieldset_index];
+        // Add the class name that causes the "display: none".
+        fs.className += ' ' + CollapsedFieldsets.collapsed_class;
+        // Toggle the "Hide" link to a "Show" link
+        var collapse_link = document.getElementById('fieldsetcollapser' + fieldset_index);
+        collapse_link.onclick = new Function('CollapsedFieldsets.show('+fieldset_index+'); return false;');
+        collapse_link.innerHTML = gettext('Show');
+    },
+
+    uncollapse_all: function() {
+        var fieldsets = document.getElementsByTagName('fieldset');
+        for (var i=0; i<fieldsets.length; i++) {
+            if (fieldsets[i].className.match(CollapsedFieldsets.collapsed_re)) {
+                CollapsedFieldsets.show(i);
+            }
+        }
+    }
+}
+
+addEvent(window, 'load', CollapsedFieldsets.init);
diff --git a/media/admin_media/js/admin/DateTimeShortcuts.js b/media/admin_media/js/admin/DateTimeShortcuts.js
new file mode 100644
index 00000000..b1504fc8
--- /dev/null
+++ b/media/admin_media/js/admin/DateTimeShortcuts.js
@@ -0,0 +1,241 @@
+// Inserts shortcut buttons after all of the following:
+//     <input type="text" class="vDateField">
+//     <input type="text" class="vTimeField">
+
+var DateTimeShortcuts = {
+    calendars: [],
+    calendarInputs: [],
+    clockInputs: [],
+    calendarDivName1: 'calendarbox', // name of calendar <div> that gets toggled
+    calendarDivName2: 'calendarin',  // name of <div> that contains calendar
+    calendarLinkName: 'calendarlink',// name of the link that is used to toggle
+    clockDivName: 'clockbox',        // name of clock <div> that gets toggled
+    clockLinkName: 'clocklink',      // name of the link that is used to toggle
+    admin_media_prefix: '',
+    init: function() {
+        // Deduce admin_media_prefix by looking at the <script>s in the
+        // current document and finding the URL of *this* module.
+        var scripts = document.getElementsByTagName('script');
+        for (var i=0; i<scripts.length; i++) {
+            if (scripts[i].src.match(/DateTimeShortcuts/)) {
+                var idx = scripts[i].src.indexOf('js/admin/DateTimeShortcuts');
+                DateTimeShortcuts.admin_media_prefix = scripts[i].src.substring(0, idx);
+                break;
+            }
+        }
+
+        var inputs = document.getElementsByTagName('input');
+        for (i=0; i<inputs.length; i++) {
+            var inp = inputs[i];
+            if (inp.getAttribute('type') == 'text' && inp.className.match(/vTimeField/)) {
+                DateTimeShortcuts.addClock(inp);
+            }
+            else if (inp.getAttribute('type') == 'text' && inp.className.match(/vDateField/)) {
+                DateTimeShortcuts.addCalendar(inp);
+            }
+        }
+    },
+    // Add clock widget to a given field
+    addClock: function(inp) {
+        var num = DateTimeShortcuts.clockInputs.length;
+        DateTimeShortcuts.clockInputs[num] = inp;
+
+        // Shortcut links (clock icon and "Now" link)
+        var shortcuts_span = document.createElement('span');
+        inp.parentNode.insertBefore(shortcuts_span, inp.nextSibling);
+        var now_link = document.createElement('a');
+        now_link.setAttribute('href', "javascript:DateTimeShortcuts.handleClockQuicklink(" + num + ", new Date().getHourMinuteSecond());");
+        now_link.appendChild(document.createTextNode(gettext('Now')));
+        var clock_link = document.createElement('a');
+        clock_link.setAttribute('href', 'javascript:DateTimeShortcuts.openClock(' + num + ');');
+        clock_link.id = DateTimeShortcuts.clockLinkName + num;
+        quickElement('img', clock_link, '', 'src', DateTimeShortcuts.admin_media_prefix + 'img/admin/icon_clock.gif', 'alt', gettext('Clock'));
+        shortcuts_span.appendChild(document.createTextNode('\240'));
+        shortcuts_span.appendChild(now_link);
+        shortcuts_span.appendChild(document.createTextNode('\240|\240'));
+        shortcuts_span.appendChild(clock_link);
+
+        // Create clock link div
+        //
+        // Markup looks like:
+        // <div id="clockbox1" class="clockbox module">
+        //     <h2>Choose a time</h2>
+        //     <ul class="timelist">
+        //         <li><a href="#">Now</a></li>
+        //         <li><a href="#">Midnight</a></li>
+        //         <li><a href="#">6 a.m.</a></li>
+        //         <li><a href="#">Noon</a></li>
+        //     </ul>
+        //     <p class="calendar-cancel"><a href="#">Cancel</a></p>
+        // </div>
+
+        var clock_box = document.createElement('div');
+        clock_box.style.display = 'none';
+        clock_box.style.position = 'absolute';
+        clock_box.className = 'clockbox module';
+        clock_box.setAttribute('id', DateTimeShortcuts.clockDivName + num);
+        document.body.appendChild(clock_box);
+        addEvent(clock_box, 'click', DateTimeShortcuts.cancelEventPropagation);
+
+        quickElement('h2', clock_box, gettext('Choose a time'));
+        time_list = quickElement('ul', clock_box, '');
+        time_list.className = 'timelist';
+        quickElement("a", quickElement("li", time_list, ""), gettext("Now"), "href", "javascript:DateTimeShortcuts.handleClockQuicklink(" + num + ", new Date().getHourMinuteSecond());")
+        quickElement("a", quickElement("li", time_list, ""), gettext("Midnight"), "href", "javascript:DateTimeShortcuts.handleClockQuicklink(" + num + ", '00:00:00');")
+        quickElement("a", quickElement("li", time_list, ""), gettext("6 a.m."), "href", "javascript:DateTimeShortcuts.handleClockQuicklink(" + num + ", '06:00:00');")
+        quickElement("a", quickElement("li", time_list, ""), gettext("Noon"), "href", "javascript:DateTimeShortcuts.handleClockQuicklink(" + num + ", '12:00:00');")
+
+        cancel_p = quickElement('p', clock_box, '');
+        cancel_p.className = 'calendar-cancel';
+        quickElement('a', cancel_p, gettext('Cancel'), 'href', 'javascript:DateTimeShortcuts.dismissClock(' + num + ');');
+    },
+    openClock: function(num) {
+        var clock_box = document.getElementById(DateTimeShortcuts.clockDivName+num)
+        var clock_link = document.getElementById(DateTimeShortcuts.clockLinkName+num)
+    
+        // Recalculate the clockbox position
+        // is it left-to-right or right-to-left layout ?
+        if (getStyle(document.body,'direction')!='rtl') {
+            clock_box.style.left = findPosX(clock_link) + 17 + 'px';
+        }
+        else {
+            // since style's width is in em, it'd be tough to calculate
+            // px value of it. let's use an estimated px for now
+            // TODO: IE returns wrong value for findPosX when in rtl mode
+            //       (it returns as it was left aligned), needs to be fixed.
+            clock_box.style.left = findPosX(clock_link) - 110 + 'px';
+        }
+        clock_box.style.top = findPosY(clock_link) - 30 + 'px';
+    
+        // Show the clock box
+        clock_box.style.display = 'block';
+        addEvent(window, 'click', function() { DateTimeShortcuts.dismissClock(num); return true; });
+    },
+    dismissClock: function(num) {
+       document.getElementById(DateTimeShortcuts.clockDivName + num).style.display = 'none';
+       window.onclick = null;
+    },
+    handleClockQuicklink: function(num, val) {
+       DateTimeShortcuts.clockInputs[num].value = val;
+       DateTimeShortcuts.dismissClock(num);
+    },
+    // Add calendar widget to a given field.
+    addCalendar: function(inp) {
+        var num = DateTimeShortcuts.calendars.length;
+
+        DateTimeShortcuts.calendarInputs[num] = inp;
+
+        // Shortcut links (calendar icon and "Today" link)
+        var shortcuts_span = document.createElement('span');
+        inp.parentNode.insertBefore(shortcuts_span, inp.nextSibling);
+        var today_link = document.createElement('a');
+        today_link.setAttribute('href', 'javascript:DateTimeShortcuts.handleCalendarQuickLink(' + num + ', 0);');
+        today_link.appendChild(document.createTextNode(gettext('Today')));
+        var cal_link = document.createElement('a');
+        cal_link.setAttribute('href', 'javascript:DateTimeShortcuts.openCalendar(' + num + ');');
+        cal_link.id = DateTimeShortcuts.calendarLinkName + num;
+        quickElement('img', cal_link, '', 'src', DateTimeShortcuts.admin_media_prefix + 'img/admin/icon_calendar.gif', 'alt', gettext('Calendar'));
+        shortcuts_span.appendChild(document.createTextNode('\240'));
+        shortcuts_span.appendChild(today_link);
+        shortcuts_span.appendChild(document.createTextNode('\240|\240'));
+        shortcuts_span.appendChild(cal_link);
+
+        // Create calendarbox div.
+        //
+        // Markup looks like:
+        //
+        // <div id="calendarbox3" class="calendarbox module">
+        //     <h2>
+        //           <a href="#" class="link-previous">&lsaquo;</a>
+        //           <a href="#" class="link-next">&rsaquo;</a> February 2003
+        //     </h2>
+        //     <div class="calendar" id="calendarin3">
+        //         <!-- (cal) -->
+        //     </div>
+        //     <div class="calendar-shortcuts">
+        //          <a href="#">Yesterday</a> | <a href="#">Today</a> | <a href="#">Tomorrow</a>
+        //     </div>
+        //     <p class="calendar-cancel"><a href="#">Cancel</a></p>
+        // </div>
+        var cal_box = document.createElement('div');
+        cal_box.style.display = 'none';
+        cal_box.style.position = 'absolute';
+        cal_box.className = 'calendarbox module';
+        cal_box.setAttribute('id', DateTimeShortcuts.calendarDivName1 + num);
+        document.body.appendChild(cal_box);
+        addEvent(cal_box, 'click', DateTimeShortcuts.cancelEventPropagation);
+
+        // next-prev links
+        var cal_nav = quickElement('div', cal_box, '');
+        var cal_nav_prev = quickElement('a', cal_nav, '<', 'href', 'javascript:DateTimeShortcuts.drawPrev('+num+');');
+        cal_nav_prev.className = 'calendarnav-previous';
+        var cal_nav_next = quickElement('a', cal_nav, '>', 'href', 'javascript:DateTimeShortcuts.drawNext('+num+');');
+        cal_nav_next.className = 'calendarnav-next';
+
+        // main box
+        var cal_main = quickElement('div', cal_box, '', 'id', DateTimeShortcuts.calendarDivName2 + num);
+        cal_main.className = 'calendar';
+        DateTimeShortcuts.calendars[num] = new Calendar(DateTimeShortcuts.calendarDivName2 + num, DateTimeShortcuts.handleCalendarCallback(num));
+        DateTimeShortcuts.calendars[num].drawCurrent();
+
+        // calendar shortcuts
+        var shortcuts = quickElement('div', cal_box, '');
+        shortcuts.className = 'calendar-shortcuts';
+        quickElement('a', shortcuts, gettext('Yesterday'), 'href', 'javascript:DateTimeShortcuts.handleCalendarQuickLink(' + num + ', -1);');
+        shortcuts.appendChild(document.createTextNode('\240|\240'));
+        quickElement('a', shortcuts, gettext('Today'), 'href', 'javascript:DateTimeShortcuts.handleCalendarQuickLink(' + num + ', 0);');
+        shortcuts.appendChild(document.createTextNode('\240|\240'));
+        quickElement('a', shortcuts, gettext('Tomorrow'), 'href', 'javascript:DateTimeShortcuts.handleCalendarQuickLink(' + num + ', +1);');
+
+        // cancel bar
+        var cancel_p = quickElement('p', cal_box, '');
+        cancel_p.className = 'calendar-cancel';
+        quickElement('a', cancel_p, gettext('Cancel'), 'href', 'javascript:DateTimeShortcuts.dismissCalendar(' + num + ');');
+    },
+    openCalendar: function(num) {
+        var cal_box = document.getElementById(DateTimeShortcuts.calendarDivName1+num)
+        var cal_link = document.getElementById(DateTimeShortcuts.calendarLinkName+num)
+    
+        // Recalculate the clockbox position
+        // is it left-to-right or right-to-left layout ?
+        if (getStyle(document.body,'direction')!='rtl') {
+            cal_box.style.left = findPosX(cal_link) + 17 + 'px';
+        }
+        else {
+            // since style's width is in em, it'd be tough to calculate
+            // px value of it. let's use an estimated px for now
+            // TODO: IE returns wrong value for findPosX when in rtl mode
+            //       (it returns as it was left aligned), needs to be fixed.
+            cal_box.style.left = findPosX(cal_link) - 180 + 'px';
+        }
+        cal_box.style.top = findPosY(cal_link) - 75 + 'px';
+    
+        cal_box.style.display = 'block';
+        addEvent(window, 'click', function() { DateTimeShortcuts.dismissCalendar(num); return true; });
+    },
+    dismissCalendar: function(num) {
+        document.getElementById(DateTimeShortcuts.calendarDivName1+num).style.display = 'none';
+    },
+    drawPrev: function(num) {
+        DateTimeShortcuts.calendars[num].drawPreviousMonth();
+    },
+    drawNext: function(num) {
+        DateTimeShortcuts.calendars[num].drawNextMonth();
+    },
+    handleCalendarCallback: function(num) {
+        return "function(y, m, d) { DateTimeShortcuts.calendarInputs["+num+"].value = y+'-'+m+'-'+d; document.getElementById(DateTimeShortcuts.calendarDivName1+"+num+").style.display='none';}";
+    },
+    handleCalendarQuickLink: function(num, offset) {
+       var d = new Date();
+       d.setDate(d.getDate() + offset)
+       DateTimeShortcuts.calendarInputs[num].value = d.getISODate();
+       DateTimeShortcuts.dismissCalendar(num);
+    },
+    cancelEventPropagation: function(e) {
+        if (!e) e = window.event;
+        e.cancelBubble = true;
+        if (e.stopPropagation) e.stopPropagation();
+    }
+}
+
+addEvent(window, 'load', DateTimeShortcuts.init);
diff --git a/media/admin_media/js/admin/RelatedObjectLookups.js b/media/admin_media/js/admin/RelatedObjectLookups.js
new file mode 100644
index 00000000..db4ed1a9
--- /dev/null
+++ b/media/admin_media/js/admin/RelatedObjectLookups.js
@@ -0,0 +1,57 @@
+// Handles related-objects functionality: lookup link for raw_id_admin=True
+// and Add Another links.
+
+function showRelatedObjectLookupPopup(triggeringLink) {
+    var name = triggeringLink.id.replace(/^lookup_/, '');
+    // IE doesn't like periods in the window name, so convert temporarily.
+    name = name.replace(/\./g, '___');
+    var href;
+    if (triggeringLink.href.search(/\?/) >= 0) {
+        href = triggeringLink.href + '&pop=1';
+    } else {
+        href = triggeringLink.href + '?pop=1';
+    }
+    var win = window.open(href, name, 'height=500,width=800,resizable=yes,scrollbars=yes');
+    win.focus();
+    return false;
+}
+
+function dismissRelatedLookupPopup(win, chosenId) {
+    var name = win.name.replace(/___/g, '.');
+    var elem = document.getElementById(name);
+    if (elem.className.indexOf('vRawIdAdminField') != -1 && elem.value) {
+        elem.value += ',' + chosenId;
+    } else {
+        document.getElementById(name).value = chosenId;
+    }
+    win.close();
+}
+
+function showAddAnotherPopup(triggeringLink) {
+    var name = triggeringLink.id.replace(/^add_/, '');
+    name = name.replace(/\./g, '___');
+    var win = window.open(triggeringLink.href + '?_popup=1', name, 'height=500,width=800,resizable=yes,scrollbars=yes');
+    win.focus();
+    return false;
+}
+
+function dismissAddAnotherPopup(win, newId, newRepr) {
+    var name = win.name.replace(/___/g, '.');
+    var elem = document.getElementById(name);
+    if (elem) {
+        if (elem.nodeName == 'SELECT') {
+            var o = new Option(newRepr, newId);
+            elem.options[elem.options.length] = o;
+            o.selected = true;
+        } else if (elem.nodeName == 'INPUT') {
+            elem.value = newId;
+        }
+    } else {
+        var toId = name + "_to";
+        elem = document.getElementById(toId);
+        var o = new Option(newRepr, newId);
+        SelectBox.add_to_cache(toId, o);
+        SelectBox.redisplay(toId);
+    }
+    win.close();
+}
diff --git a/media/admin_media/js/admin/ordering.js b/media/admin_media/js/admin/ordering.js
new file mode 100644
index 00000000..53c42f36
--- /dev/null
+++ b/media/admin_media/js/admin/ordering.js
@@ -0,0 +1,137 @@
+addEvent(window, 'load', reorder_init);
+
+var lis;
+var top = 0;
+var left = 0;
+var height = 30;
+
+function reorder_init() {
+    lis = document.getElementsBySelector('ul#orderthese li');
+    var input = document.getElementsBySelector('input[name=order_]')[0];
+    setOrder(input.value.split(','));
+    input.disabled = true;
+    draw();
+    // Now initialise the dragging behaviour
+    var limit = (lis.length - 1) * height;
+    for (var i = 0; i < lis.length; i++) {
+        var li = lis[i];
+        var img = document.getElementById('handle'+li.id);
+        li.style.zIndex = 1;
+        Drag.init(img, li, left + 10, left + 10, top + 10, top + 10 + limit);
+        li.onDragStart = startDrag;
+        li.onDragEnd = endDrag;
+        img.style.cursor = 'move';
+    }
+}
+
+function submitOrderForm() {
+    var inputOrder = document.getElementsBySelector('input[name=order_]')[0];
+    inputOrder.value = getOrder();
+    inputOrder.disabled=false;
+}
+
+function startDrag() {
+    this.style.zIndex = '10';
+    this.className = 'dragging';
+}
+
+function endDrag(x, y) {
+    this.style.zIndex = '1';
+    this.className = '';
+    // Work out how far along it has been dropped, using x co-ordinate
+    var oldIndex = this.index;
+    var newIndex = Math.round((y - 10 - top) / height);
+    // 'Snap' to the correct position
+    this.style.top = (10 + top + newIndex * height) + 'px';
+    this.index = newIndex;
+    moveItem(oldIndex, newIndex);
+}
+
+function moveItem(oldIndex, newIndex) {
+    // Swaps two items, adjusts the index and left co-ord for all others
+    if (oldIndex == newIndex) {
+        return; // Nothing to swap;
+    }
+    var direction, lo, hi;
+    if (newIndex > oldIndex) {
+        lo = oldIndex;
+        hi = newIndex;
+        direction = -1;
+    } else {
+        direction = 1;
+        hi = oldIndex;
+        lo = newIndex;
+    }
+    var lis2 = new Array(); // We will build the new order in this array
+    for (var i = 0; i < lis.length; i++) {
+        if (i < lo || i > hi) {
+            // Position of items not between the indexes is unaffected
+            lis2[i] = lis[i];
+            continue;
+        } else if (i == newIndex) {
+            lis2[i] = lis[oldIndex];
+            continue;
+        } else {
+            // Item is between the two indexes - move it along 1
+            lis2[i] = lis[i - direction];
+        }
+    }
+    // Re-index everything
+    reIndex(lis2);
+    lis = lis2;
+    draw();
+//    document.getElementById('hiddenOrder').value = getOrder();
+    document.getElementsBySelector('input[name=order_]')[0].value = getOrder();
+}
+
+function reIndex(lis) {
+    for (var i = 0; i < lis.length; i++) {
+        lis[i].index = i;
+    }
+}
+
+function draw() {
+    for (var i = 0; i < lis.length; i++) {
+        var li = lis[i];
+        li.index = i;
+        li.style.position = 'absolute';
+        li.style.left = (10 + left) + 'px';
+        li.style.top = (10 + top + (i * height)) + 'px';
+    }
+}
+
+function getOrder() {
+    var order = new Array(lis.length);
+    for (var i = 0; i < lis.length; i++) {
+        order[i] = lis[i].id.substring(1, 100);
+    }
+    return order.join(',');
+}
+
+function setOrder(id_list) {
+    /* Set the current order to match the lsit of IDs */
+    var temp_lis = new Array();
+    for (var i = 0; i < id_list.length; i++) {
+        var id = 'p' + id_list[i];
+        temp_lis[temp_lis.length] = document.getElementById(id);
+    }
+    reIndex(temp_lis);
+    lis = temp_lis;
+    draw();
+}
+
+function addEvent(elm, evType, fn, useCapture)
+// addEvent and removeEvent
+// cross-browser event handling for IE5+,  NS6 and Mozilla
+// By Scott Andrew
+{
+  if (elm.addEventListener){
+    elm.addEventListener(evType, fn, useCapture);
+    return true;
+  } else if (elm.attachEvent){
+    var r = elm.attachEvent("on"+evType, fn);
+    return r;
+  } else {
+    elm['on'+evType] = fn;
+  }
+}
-- 
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