]> git.wh0rd.org - tt-rss.git/blobdiff - prefs.js
use prototype in form editor
[tt-rss.git] / prefs.js
index 695b1abbf356c4c53ba7f36b3f85d8bf9c2b89a5..c9001e8a07b55e2d074a24d2bf4d1e4a291bb5bd 100644 (file)
--- a/prefs.js
+++ b/prefs.js
@@ -5,8 +5,11 @@ var active_feed_cat = false;
 var active_filter = false;
 var active_label = false;
 var active_user = false;
-
 var active_tab = false;
+var feed_to_expand = false;
+
+var piggie_top = -400;
+var piggie_fwd = true;
 
 /*@cc_on @*/
 /*@if (@_jscript_version >= 5)
@@ -27,11 +30,26 @@ if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
        xmlhttp = new XMLHttpRequest();
 }
 
+function expand_feed_callback() {
+       if (xmlhttp.readyState == 4) {
+               try {   
+                       var container = document.getElementById("BRDET-" + feed_to_expand);     
+                       container.innerHTML=xmlhttp.responseText;
+                       container.style.display = "block";
+//                     p_notify("");
+               } catch (e) {
+                       exception_error("expand_feed_callback", e);
+               }
+       }
+}
+
 function feedlist_callback() {
        if (xmlhttp.readyState == 4) {
                try {   
                        var container = document.getElementById('prefContent'); 
                        container.innerHTML=xmlhttp.responseText;
+                       selectTab("feedConfig", true);
+
                        if (active_feed) {
                                var row = document.getElementById("FEEDR-" + active_feed);
                                if (row) {
@@ -44,7 +62,7 @@ function feedlist_callback() {
                                        checkbox.checked = true;
                                }
                        }
-                       p_notify("");
+                       notify("");
                } catch (e) {
                        exception_error("feedlist_callback", e);
                }
@@ -70,7 +88,7 @@ function filterlist_callback() {
                                checkbox.checked = true;
                        }
                }
-               p_notify("");
+               notify("");
        }
 }
 
@@ -92,7 +110,15 @@ function labellist_callback() {
                                checkbox.checked = true;
                        }
                }
-               p_notify("");
+               notify("");
+       }
+}
+
+function feed_browser_callback() {
+       var container = document.getElementById('prefContent');
+       if (xmlhttp.readyState == 4) {
+               container.innerHTML=xmlhttp.responseText;
+               notify("");
        }
 }
 
@@ -114,35 +140,17 @@ function userlist_callback() {
                                checkbox.checked = true;
                        }
                } 
-
-               p_notify("");
-       }
-}
-
-function infobox_callback() {
-       if (xmlhttp.readyState == 4) {
-               var box = document.getElementById('infoBox');
-               var shadow = document.getElementById('infoBoxShadow');
-
-               if (box) {
-                       box.innerHTML=xmlhttp.responseText;
-                       if (shadow) {
-                               shadow.style.display = "block";
-                       } else {
-                               box.style.display = "block";                            
-                       }
-               }
+               notify("");
        }
 }
 
-
 function prefslist_callback() {
        var container = document.getElementById('prefContent');
        if (xmlhttp.readyState == 4) {
 
                container.innerHTML=xmlhttp.responseText;
-
-               p_notify("");
+               
+               notify("");
        }
 }
 
@@ -173,7 +181,7 @@ function updateFeedList(sort_key) {
 
 //     document.getElementById("prefContent").innerHTML = "Loading feeds, please wait...";
 
-       p_notify("Loading, please wait...");
+//     p_notify("Loading, please wait...");
 
        var feed_search = document.getElementById("feed_search");
        var search = "";
@@ -196,7 +204,7 @@ function updateUsersList() {
 
 //     document.getElementById("prefContent").innerHTML = "Loading feeds, please wait...";
 
-       p_notify("Loading, please wait...");
+//     p_notify("Loading, please wait...");
 
        xmlhttp.open("GET", "backend.php?op=pref-users", true);
        xmlhttp.onreadystatechange=userlist_callback;
@@ -214,7 +222,7 @@ function addLabel() {
        var sqlexp = document.getElementById("ladd_expr");
 
        if (sqlexp.value.length == 0) {
-               notify("Missing SQL expression.");
+               alert("Can't add label: missing SQL expression.");
        } else {
                notify("Adding label...");
 
@@ -242,7 +250,7 @@ function addFilter() {
        var action = document.getElementById("fadd_action");
 
        if (regexp.value.length == 0) {
-               notify("Missing filter expression.");
+               alert("Can't add filter: missing filter expression.");
        } else {
                notify("Adding filter...");
 
@@ -272,7 +280,9 @@ function addFeed() {
        var link = document.getElementById("fadd_link");
 
        if (link.value.length == 0) {
-               notify("Missing feed URL.");
+               alert("Error: No feed URL given.");
+       } else if (!isValidURL(link.value)) {
+               alert("Error: Invalid feed URL.");
        } else {
                notify("Adding feed...");
 
@@ -297,7 +307,7 @@ function addFeedCat() {
        var cat = document.getElementById("fadd_cat");
 
        if (cat.value.length == 0) {
-               notify("Missing feed category.");
+               alert("Can't add category: no name specified.");
        } else {
                notify("Adding feed category...");
 
@@ -321,7 +331,7 @@ function addUser() {
        var sqlexp = document.getElementById("uadd_box");
 
        if (sqlexp.value.length == 0) {
-               notify("Missing user login.");
+               alert("Can't add user: no login specified.");
        } else {
                notify("Adding user...");
 
@@ -395,13 +405,9 @@ function editFeed(feed) {
 
        active_feed = feed;
 
-/*     xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=edit&id=" +
-               param_escape(feed), true);
-       xmlhttp.onreadystatechange=feedlist_callback;
-       xmlhttp.send(null); */
-
+       // clean selection from all rows & select row being edited
        selectTableRowsByIdPrefix('prefFeedList', 'FEEDR-', 'FRCHK-', false);
-       selectTableRowsByIdPrefix('prefFeedList', 'FEEDR-'+feed, 'FRCHK-'+feed, true);
+       selectTableRowById('FEEDR-'+feed, 'FRCHK-'+feed, true);
 
        xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editfeed&id=" +
                param_escape(active_feed), true);
@@ -447,8 +453,31 @@ function getSelectedFeedCats() {
        return getSelectedTableRowIds("prefFeedCatList", "FCATR");
 }
 
+function getSelectedFeedsFromBrowser() {
 
-function readSelectedFeeds(read) {
+       var list = document.getElementById("browseFeedList");
+       if (!list) list = document.getElementById("browseBigFeedList");
+
+       var selected = new Array();
+       
+       for (i = 0; i < list.childNodes.length; i++) {
+               var child = list.childNodes[i];
+               if (child.id && child.id.match("FBROW-")) {
+                       var id = child.id.replace("FBROW-", "");
+                       
+                       var cb = document.getElementById("FBCHK-" + id);
+
+                       if (cb.checked) {
+                               selected.push(id);
+                       }
+               }
+       }
+
+       return selected;
+}
+
+
+/*function readSelectedFeeds(read) {
 
        if (!xmlhttp_ready(xmlhttp)) {
                printLockingError();
@@ -474,10 +503,10 @@ function readSelectedFeeds(read) {
 
        } else {
 
-               notify("Please select some feeds first.");
+               alert("No feeds are selected.");
 
        }
-}
+} */
 
 function removeSelectedLabels() {
 
@@ -501,7 +530,7 @@ function removeSelectedLabels() {
                        xmlhttp.send(null);
                }
        } else {
-               notify("Please select some labels first.");
+               alert("No labels are selected.");
        }
 }
 
@@ -528,7 +557,7 @@ function removeSelectedUsers() {
                }
 
        } else {
-               notify("Please select some labels first.");
+               alert("No users are selected.");
        }
 }
 
@@ -554,7 +583,7 @@ function removeSelectedFilters() {
                        xmlhttp.send(null);
                }
        } else {
-               notify("Please select some filters first.");
+               alert("No filters are selected.");
        }
 }
 
@@ -570,11 +599,11 @@ function removeSelectedFeeds() {
 
        if (sel_rows.length > 0) {
 
-               var ok = confirm("Remove selected feeds?");
+               var ok = confirm("Unsubscribe from selected feeds?");
 
                if (ok) {
 
-                       notify("Removing selected feeds...");
+                       notify("Unsubscribing from selected feeds...");
        
                        xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=remove&ids="+
                                param_escape(sel_rows.toString()), true);
@@ -584,7 +613,7 @@ function removeSelectedFeeds() {
 
        } else {
 
-               notify("Please select some feeds first.");
+               alert("No feeds are selected.");
 
        }
 
@@ -614,7 +643,7 @@ function removeSelectedFeedCats() {
 
        } else {
 
-               notify("Please select some feeds first.");
+               alert("No categories are selected.");
 
        }
 
@@ -629,14 +658,9 @@ function feedEditCancel() {
 
        closeInfoBox();
 
-       active_feed = false;
-
-       notify("Operation cancelled.");
-
-/*     xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
-       xmlhttp.onreadystatechange=feedlist_callback;
-       xmlhttp.send(null); */
+       selectPrefRows('feed', false); // cleanup feed selection
 
+       active_feed = false;
 }
 
 function feedCatEditCancel() {
@@ -648,7 +672,7 @@ function feedCatEditCancel() {
 
        active_feed_cat = false;
 
-       notify("Operation cancelled.");
+//     notify("Operation cancelled.");
 
        xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
        xmlhttp.onreadystatechange=feedlist_callback;
@@ -666,58 +690,23 @@ function feedEditSave() {
                        printLockingError();
                        return
                }
-       
-               var link = document.getElementById("iedit_link").value;
-               var title = document.getElementById("iedit_title").value;
-               var upd_intl = document.getElementById("iedit_updintl").value;
-               var purge_intl = document.getElementById("iedit_purgintl").value;
-               var fcat = document.getElementById("iedit_fcat");
-       
-               var fcat_id = fcat[fcat.selectedIndex].id;
-       
-       //      notify("Saving feed.");
-       
-       /*      if (upd_intl < 0) {
-                       notify("Update interval must be &gt;= 0 (0 = default)");
-                       return;
-               }
-       
-               if (purge_intl < 0) {
-                       notify("Purge days must be &gt;= 0 (0 = default)");
-                       return;
-               } */
-       
-               if (link.length == 0) {
-                       notify("Feed link cannot be blank.");
-                       return;
-               }
-       
-               if (title.length == 0) {
-                       notify("Feed title cannot be blank.");
-                       return;
-               }
-       
-               var auth_login = document.getElementById("iedit_login").value;
-               var auth_pass = document.getElementById("iedit_pass").value;
-       
+
+               // FIXME: add parameter validation
+
+               var query = Form.serialize("edit_feed_form");
+
                active_feed = false;
-       
-               notify("Saving feed...");
 
-               var query = "op=pref-feeds&subop=editSave&id=" +
-                       feed + "&l=" + param_escape(link) + "&t=" + param_escape(title) +
-                       "&ui=" + param_escape(upd_intl) + "&pi=" + param_escape(purge_intl) +
-                       "&catid=" + param_escape(fcat_id) + "&login=" + param_escape(auth_login) +
-                       "&pass=" + param_escape(auth_pass);
+               notify("Saving feed...");
 
                xmlhttp.open("POST", "backend.php", true);
                xmlhttp.onreadystatechange=feedlist_callback;
                xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
                xmlhttp.send(query);
-       
+
        } catch (e) {
                exception_error("feedEditSave", e);
-       }
+       } 
 }
 
 function feedCatEditSave() {
@@ -774,7 +763,7 @@ function labelEditCancel() {
 
        active_label = false;
 
-       notify("Operation cancelled.");
+//     notify("Operation cancelled.");
 
        xmlhttp.open("GET", "backend.php?op=pref-labels", true);
        xmlhttp.onreadystatechange=labellist_callback;
@@ -791,7 +780,7 @@ function userEditCancel() {
 
        active_user = false;
 
-       notify("Operation cancelled.");
+//     notify("Operation cancelled.");
 
        xmlhttp.open("GET", "backend.php?op=pref-users", true);
        xmlhttp.onreadystatechange=userlist_callback;
@@ -808,7 +797,7 @@ function filterEditCancel() {
 
        active_filter = false;
 
-       notify("Operation cancelled.");
+//     notify("Operation cancelled.");
 
        xmlhttp.open("GET", "backend.php?op=pref-filters", true);
        xmlhttp.onreadystatechange=filterlist_callback;
@@ -863,7 +852,10 @@ function userEditSave() {
        }
 
        var login = document.getElementById("iedit_ulogin").value;
-       var level = document.getElementById("iedit_ulevel").value;
+       var level = document.getElementById("iedit_ulevel");
+
+       level = level[level.selectedIndex].id;
+       
        var email = document.getElementById("iedit_email").value;
 
        if (login.length == 0) {
@@ -900,7 +892,6 @@ function filterEditSave() {
        }
 
        var regexp = document.getElementById("iedit_regexp").value;
-       var descr = document.getElementById("iedit_descr").value;
        var match = document.getElementById("iedit_match");
 
        var v_match = match[match.selectedIndex].text;
@@ -911,19 +902,16 @@ function filterEditSave() {
        var action = document.getElementById("iedit_filter_action");
        var action_id = action[action.selectedIndex].id;
 
-//     notify("Saving filter " + filter + ": " + regexp + ", " + descr + ", " + match);
-
        if (regexp.length == 0) {
-               notify("Filter expression cannot be blank.");
+               alert("Can't save filter: match expression is blank.");
                return;
        }
 
        active_filter = false;
 
        xmlhttp.open("GET", "backend.php?op=pref-filters&subop=editSave&id=" +
-               filter + "&r=" + param_escape(regexp) + "&d=" + param_escape(descr) +
-               "&m=" + param_escape(v_match) + "&fid=" + param_escape(feed_id) + 
-               "&aid=" + param_escape(action_id), true);
+               filter + "&r=" + param_escape(regexp) + "&m=" + param_escape(v_match) + 
+               "&fid=" + param_escape(feed_id) + "&aid=" + param_escape(action_id), true);
 
        notify("Saving filter...");
 
@@ -936,12 +924,12 @@ function editSelectedLabel() {
        var rows = getSelectedLabels();
 
        if (rows.length == 0) {
-               notify("No labels are selected.");
+               alert("No labels are selected.");
                return;
        }
 
        if (rows.length > 1) {
-               notify("Please select one label.");
+               alert("Please select only one label.");
                return;
        }
 
@@ -955,12 +943,12 @@ function editSelectedUser() {
        var rows = getSelectedUsers();
 
        if (rows.length == 0) {
-               notify("No users are selected.");
+               alert("No users are selected.");
                return;
        }
 
        if (rows.length > 1) {
-               notify("Please select one user.");
+               alert("Please select only one user.");
                return;
        }
 
@@ -973,12 +961,12 @@ function resetSelectedUserPass() {
        var rows = getSelectedUsers();
 
        if (rows.length == 0) {
-               notify("No users are selected.");
+               alert("No users are selected.");
                return;
        }
 
        if (rows.length > 1) {
-               notify("Please select one user.");
+               alert("Please select only one user.");
                return;
        }
 
@@ -1006,12 +994,12 @@ function selectedUserDetails() {
        var rows = getSelectedUsers();
 
        if (rows.length == 0) {
-               notify("No users are selected.");
+               alert("No users are selected.");
                return;
        }
 
        if (rows.length > 1) {
-               notify("Please select one user.");
+               alert("Please select only one user.");
                return;
        }
 
@@ -1035,14 +1023,14 @@ function selectedFeedDetails() {
        var rows = getSelectedFeeds();
 
        if (rows.length == 0) {
-               notify("No feeds are selected.");
+               alert("No feeds are selected.");
                return;
        }
 
-//     if (rows.length > 1) {
-//             notify("Please select one feed.");
-//             return;
-//     }
+       if (rows.length > 1) {
+               notify("Please select only one feed.");
+               return;
+       }
 
 //     var id = rows[0];
 
@@ -1059,12 +1047,12 @@ function editSelectedFilter() {
        var rows = getSelectedFilters();
 
        if (rows.length == 0) {
-               notify("No filters are selected.");
+               alert("No filters are selected.");
                return;
        }
 
        if (rows.length > 1) {
-               notify("Please select one filter.");
+               alert("Please select only one filter.");
                return;
        }
 
@@ -1098,12 +1086,12 @@ function editSelectedFeedCat() {
        var rows = getSelectedFeedCats();
 
        if (rows.length == 0) {
-               notify("No categories are selected.");
+               alert("No categories are selected.");
                return;
        }
 
        if (rows.length > 1) {
-               notify("Please select one category.");
+               alert("Please select only one category.");
                return;
        }
 
@@ -1113,14 +1101,62 @@ function editSelectedFeedCat() {
 
 }
 
+function piggie_callback() {
+       var piggie = document.getElementById("piggie");
+
+       piggie.style.top = piggie_top;
+       piggie.style.backgroundColor = "white";
+       piggie.style.borderWidth = "1px";
+
+       if (piggie_fwd && piggie_top < 0) {
+               setTimeout("piggie_callback()", 50);
+               piggie_top = piggie_top + 10;
+       } else if (piggie_fwd && piggie_top >= 0) {
+               piggie_fwd = false;
+               setTimeout("piggie_callback()", 50);
+       } else if (!piggie_fwd && piggie_top > -400) {
+               setTimeout("piggie_callback()", 50);
+               piggie_top = piggie_top - 10;
+       } else if (!piggie_fwd && piggie_top <= -400) {
+               piggie.style.display = "none";
+               piggie_fwd = true;
+       }
+}
+
+var piggie_opacity = 0;
+
+function piggie2_callback() {
+       var piggie = document.getElementById("piggie");
+       piggie.style.top = 0;
+       piggie.style.opacity = piggie_opacity;
+       piggie.style.backgroundColor = "transparent";
+       piggie.style.borderWidth = "0px";
+
+       if (piggie_fwd && piggie_opacity < 1) {
+               setTimeout("piggie2_callback()", 50);
+               piggie_opacity = piggie_opacity + 0.03;
+       } else if (piggie_fwd && piggie_opacity >= 1) {
+               piggie_fwd = false;
+               setTimeout("piggie2_callback()", 50);
+       } else if (!piggie_fwd && piggie_opacity > 0) {
+               setTimeout("piggie2_callback()", 50);
+               piggie_opacity = piggie_opacity - 0.03;
+       } else if (!piggie_fwd && piggie_opacity <= 0) {
+               piggie.style.display = "none";
+               piggie_fwd = true;
+       }
+}
+
 function localPiggieFunction(enable) {
        if (enable) {
+               var piggie = document.getElementById("piggie");
                piggie.style.display = "block";
-               seq = "";
-               notify("I loveded it!!!");
-       } else {
-               piggie.style.display = "none";
-               notify("");
+
+               if (navigator.userAgent.match("Gecko") && Math.random(1) > 0.5) {       
+                       piggie2_callback();
+               } else {
+                       piggie_callback();
+               }
        }
 }
 
@@ -1129,7 +1165,7 @@ function validateOpmlImport() {
        var opml_file = document.getElementById("opml_file");
 
        if (opml_file.value.length == 0) {
-               notify("Please select OPML file to upload.");
+               alert("No OPML file to upload.");
                return false;
        } else {
                return true;
@@ -1145,7 +1181,7 @@ function updateFilterList() {
 
 //     document.getElementById("prefContent").innerHTML = "Loading filters, please wait...";
 
-       p_notify("Loading, please wait...");
+//     p_notify("Loading, please wait...");
 
        xmlhttp.open("GET", "backend.php?op=pref-filters", true);
        xmlhttp.onreadystatechange=filterlist_callback;
@@ -1160,7 +1196,7 @@ function updateLabelList() {
                return
        }
 
-       p_notify("Loading, please wait...");
+//     p_notify("Loading, please wait...");
 
 //     document.getElementById("prefContent").innerHTML = "Loading labels, please wait...";
 
@@ -1176,7 +1212,7 @@ function updatePrefsList() {
                return
        }
 
-       p_notify("Loading, please wait...");
+//     p_notify("Loading, please wait...");
 
        xmlhttp.open("GET", "backend.php?op=pref-prefs", true);
        xmlhttp.onreadystatechange=prefslist_callback;
@@ -1184,23 +1220,39 @@ function updatePrefsList() {
 
 }
 
-function selectTab(id) {
+function selectTab(id, noupdate) {
+
+//     alert(id);
 
        if (!xmlhttp_ready(xmlhttp)) {
                printLockingError();
                return
        }
 
-       if (id == "feedConfig") {
-               updateFeedList();
-       } else if (id == "filterConfig") {
-               updateFilterList();
-       } else if (id == "labelConfig") {
-               updateLabelList();
-       } else if (id == "genConfig") {
-               updatePrefsList();
-       } else if (id == "userConfig") {
-               updateUsersList();
+       if (!noupdate) {
+
+               notify("Loading, please wait...", true);
+
+               // clean up all current selections, just in case
+               active_feed = false;
+               active_feed_cat = false;
+               active_filter = false;
+               active_label = false;
+               active_user = false;
+
+               if (id == "feedConfig") {
+                       updateFeedList();
+               } else if (id == "filterConfig") {
+                       updateFilterList();
+               } else if (id == "labelConfig") {
+                       updateLabelList();
+               } else if (id == "genConfig") {
+                       updatePrefsList();
+               } else if (id == "userConfig") {
+                       updateUsersList();
+               } else if (id == "feedBrowser") {
+                       updateBigFeedBrowser();
+               }
        }
 
        var tab = document.getElementById(active_tab + "Tab");
@@ -1229,6 +1281,9 @@ function init() {
 
        try {
        
+               if (arguments.callee.done) return;
+               arguments.callee.done = true;           
+
                // IE kludge
                if (!xmlhttp) {
                        document.getElementById("prefContent").innerHTML = 
@@ -1248,17 +1303,6 @@ function init() {
        }
 }
 
-function closeInfoBox() {
-       var box = document.getElementById('infoBox');
-       var shadow = document.getElementById('infoBoxShadow');
-
-       if (shadow) {
-               shadow.style.display = "none";
-       } else if (box) {
-               box.style.display = "none";
-       }
-}
-
 function categorizeSelectedFeeds() {
 
        if (!xmlhttp_ready(xmlhttp)) {
@@ -1282,7 +1326,7 @@ function categorizeSelectedFeeds() {
 
        } else {
 
-               notify("Please select some feeds first.");
+               alert("No feeds are selected.");
 
        }
 
@@ -1291,3 +1335,182 @@ function categorizeSelectedFeeds() {
 function validatePrefsReset() {
        return confirm("Reset to defaults?");
 }
+
+function browseFeeds(limit) {
+
+       xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=browse", true);
+       xmlhttp.onreadystatechange=infobox_callback;
+       xmlhttp.send(null);
+
+}
+
+function feedBrowserSubscribe() {
+       try {
+
+               var selected = getSelectedFeedsFromBrowser();
+
+               if (selected.length > 0) {
+                       closeInfoBox();
+                       xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=massSubscribe&ids="+
+                               param_escape(selected.toString()), true);
+                       xmlhttp.onreadystatechange=feedlist_callback;
+                       xmlhttp.send(null);
+               } else {
+                       alert("No feeds are selected.");
+               }
+
+       } catch (e) {
+               exception_error("feedBrowserSubscribe", e);
+       }
+}
+
+function updateBigFeedBrowser(limit) {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+//     p_notify("Loading, please wait...");
+
+       var query = "backend.php?op=pref-feed-browser";
+
+       var limit_sel = document.getElementById("feedBrowserLimit");
+
+       if (limit_sel) {
+               var limit = limit_sel[limit_sel.selectedIndex].value;
+               query = query + "&limit=" + param_escape(limit);
+       }
+
+       xmlhttp.open("GET", query, true);
+       xmlhttp.onreadystatechange=feed_browser_callback;
+       xmlhttp.send(null);
+}
+
+function browserToggleExpand(id) {
+       try {
+/*             if (feed_to_expand && feed_to_expand != id) {
+                       var d = document.getElementById("BRDET-" + feed_to_expand);
+                       d.style.display = "none";
+               } */
+
+               if (!xmlhttp_ready(xmlhttp)) {
+                       printLockingError();
+                       return
+               }
+
+               var d = document.getElementById("BRDET-" + id);
+
+               if (d.style.display == "block") {               
+                       d.style.display = "none";
+                       
+               } else {
+       
+                       feed_to_expand = id;
+
+                       d.style.display = "block";
+                       d.innerHTML = "Loading, please wait...";
+
+                       xmlhttp.open("GET", "backend.php?op=pref-feed-browser&subop=details&id="
+                               + param_escape(id), true);
+                       xmlhttp.onreadystatechange=expand_feed_callback;
+                       xmlhttp.send(null);
+               }
+
+       } catch (e) {
+               exception_error("browserExpand", e);
+       }
+}
+
+function validateNewPassword(form) {
+       if (form.OLD_PASSWORD.value == "") {
+               alert("Current password cannot be blank");
+               return false;
+       }
+       if (form.NEW_PASSWORD.value == "") {
+               alert("New password cannot be blank");
+               return false;
+       }
+       return true;
+}
+
+function selectPrefRows(kind, select) {
+
+       if (kind) {
+               var opbarid = false;    
+               var nchk = false;
+               var nrow = false;
+               var lname = false;
+
+               if (kind == "feed") {
+                       opbarid = "feedOpToolbar";
+                       nrow = "FEEDR-";
+                       nchk = "FRCHK-";                        
+                       lname = "prefFeedList";
+               } else if (kind == "fcat") {
+                       opbarid = "catOpToolbar";
+                       nrow = "FCATR-";
+                       nchk = "FCHK-";
+                       lname = "prefFeedCatList";
+               } else if (kind == "filter") {
+                       opbarid = "filterOpToolbar";
+                       nrow = "FILRR-";
+                       nchk = "FICHK-";
+                       lname = "prefFilterList";
+               } else if (kind == "label") {
+                       opbarid = "labelOpToolbar";
+                       nrow = "LILRR-";
+                       nchk = "LCHK-";
+                       lname = "prefLabelList";
+               } else if (kind == "user") {
+                       opbarid = "userOpToolbar";
+                       nrow = "UMRR-";
+                       nchk = "UMCHK-";
+                       lname = "prefUserList";
+               }
+
+               if (opbarid) {
+                       selectTableRowsByIdPrefix(lname, nrow, nchk, select);
+                       disableContainerChildren(opbarid, !select);
+               }
+
+       } 
+}
+
+
+function toggleSelectPrefRow(sender, kind) {
+
+       toggleSelectRow(sender);
+
+       if (kind) {
+               var opbarid = false;    
+               var nsel = -1;
+               
+               if (kind == "feed") {
+                       opbarid = "feedOpToolbar";
+                       nsel = getSelectedFeeds();
+               } else if (kind == "fcat") {
+                       opbarid = "catOpToolbar";
+                       nsel = getSelectedFeedCats();
+               } else if (kind == "filter") {
+                       opbarid = "filterOpToolbar";
+                       nsel = getSelectedFilters();
+               } else if (kind == "label") {
+                       opbarid = "labelOpToolbar";
+                       nsel = getSelectedLabels();
+               } else if (kind == "user") {
+                       opbarid = "userOpToolbar";
+                       nsel = getSelectedUsers();
+               }
+
+               if (opbarid && nsel != -1) {
+                       disableContainerChildren(opbarid, nsel == false);
+               }
+
+       } 
+}
+
+function toggleSelectFBListRow(sender) {
+       toggleSelectListRow(sender);
+       disableContainerChildren("fbrOpToolbar", getSelectedFeedsFromBrowser() == 0);
+}