digest.js

   1 var last_feeds = [];
   2 var init_params = {};
   3
   4 var db = false;
   5 var store = false;
   6
   7 var _active_feed_id = false;
   8 var _active_feed_offset = false;
   9 var _update_timeout = false;
  10 var _view_update_timeout = false;
  11 var _feedlist_expanded = false;
  12 var _update_seq = 1;
  13
  14 function article_appear(article_id) {
  15         try {
  16                 new Effect.Appear('A-' + article_id);
  17         } catch (e) {
  18                 exception_error("article_appear", e);
  19         }
  20 }
  21
  22 function catchup_feed(feed_id, callback) {
  23         try {
  24
  25                 var fn = find_feed(last_feeds, feed_id).title;
  26
  27                 if (confirm(__("Mark all articles in %s as read?").replace("%s", fn))) {
  28
  29                         var is_cat = "";
  30
  31                         if (feed_id < 0) is_cat = "true"; // KLUDGE
  32
  33                         var query = "?op=rpc&subop=catchupFeed&feed_id=" +
  34                                 feed_id + "&is_cat=" + is_cat;
  35
  36                         new Ajax.Request("backend.php", {
  37                                 parameters: query,
  38                                 onComplete: function(transport) {
  39                                         if (callback) callback(transport);
  40
  41                                         update();
  42                                 } });
  43                 }
  44
  45         } catch (e) {
  46                 exception_error("catchup_article", e);
  47         }
  48 }
  49
  50 function catchup_visible_articles(callback) {
  51         try {
  52
  53                 var elems = $("headlines-content").getElementsByTagName("LI");
  54                 var ids = [];
  55
  56                 for (var i = 0; i < elems.length; i++) {
  57                         if (elems[i].id && elems[i].id.match("A-")) {
  58                         ids.push(elems[i].id.replace("A-", ""));
  59                         }
  60                 }
  61
  62                 if (confirm(__("Mark %d displayed articles as read?").replace("%d", ids.length))) {
  63
  64                         var query = "?op=rpc&subop=catchupSelected" +
  65                                 "&cmode=0&ids=" + param_escape(ids);
  66
  67                         new Ajax.Request("backend.php", {
  68                                 parameters: query,
  69                                 onComplete: function(transport) {
  70                                         if (callback) callback(transport);
  71
  72                                         viewfeed(_active_feed_id, 0);
  73                                 } });
  74
  75                         }
  76
  77         } catch (e) {
  78                 exception_error("catchup_visible_articles", e);
  79         }
  80 }
  81
  82 function catchup_article(article_id, callback) {
  83         try {
  84                 var query = "?op=rpc&subop=catchupSelected" +
  85                         "&cmode=0&ids=" + article_id;
  86
  87                 new Ajax.Request("backend.php", {
  88                         parameters: query,
  89                         onComplete: function(transport) {
  90                                 if (callback) callback(transport);
  91                         } });
  92
  93         } catch (e) {
  94                 exception_error("catchup_article", e);
  95         }
  96 }
  97
  98 function set_selected_feed(feed_id) {
  99         try {
 100                 var feeds = $("feeds-content").getElementsByTagName("LI");
 101
 102                 for (var i = 0; i < feeds.length; i++) {
 103                         if (feeds[i].id == "F-" + feed_id)
 104                                 feeds[i].className = "selected";
 105                         else
 106                                 feeds[i].className = "";
 107                 }
 108
 109                 _active_feed_id = feed_id;
 110
 111         } catch (e) {
 112                 exception_error("mark_selected_feed", e);
 113         }
 114 }
 115
 116 function zoom(elem, article_id) {
 117         try {
 118                 //alert(elem + "/" + article_id);
 119
 120                 elem.innerHTML = "<img src='images/indicator_tiny.gif'> " +
 121                         __("Loading, please wait...");
 122
 123                 new Ajax.Request("backend.php", {
 124                         parameters: "?op=rpc&subop=digest-get-contents&article_id=" +
 125                                 article_id,
 126                         onComplete: function(transport) {
 127                                 fatal_error_check(transport);
 128
 129                                 if (transport.responseXML) {
 130                                         var article = transport.responseXML.getElementsByTagName('article')[0];
 131                                         elem.innerHTML = article.firstChild.nodeValue;
 132
 133                                         new Effect.BlindDown(elem, {duration : 0.5});
 134
 135                                         elem.onclick = false;
 136                                         elem.style.cursor = "auto";
 137
 138                                         catchup_article(article_id,
 139                                                 function() {
 140                                                         window.clearTimeout(_view_update_timeout);
 141                                                         _view_update_timeout = window.setTimeout("view_update()", 500);
 142                                                         $("A-" + article_id).className = "read";
 143                                         });
 144
 145
 146                                 } else {
 147                                         elem.innerHTML = __("Error: unable to load article.");
 148                                 }
 149
 150                                 } });
 151
 152
 153         } catch (e) {
 154                 exception_error("zoom", e);
 155         }
 156 }
 157
 158 function load_more() {
 159         try {
 160                 var pr = $("H-LOADING-IMG");
 161
 162                 if (pr) Element.show(pr);
 163
 164                 viewfeed(_active_feed_id, _active_feed_offset + 10, false, false, true,
 165                         function() {
 166                                 var pr = $("H-LOADING-IMG");
 167
 168                                 if (pr) Element.hide(pr);
 169                         });
 170         } catch (e) {
 171                 exception_error("load_more", e);
 172         }
 173 }
 174
 175 function update(callback) {
 176         try {
 177                 console.log('updating feeds...');
 178
 179                 window.clearTimeout(_update_timeout);
 180
 181                 new Ajax.Request("backend.php", {
 182                         parameters: "?op=rpc&subop=digest-init",
 183                         onComplete: function(transport) {
 184                                 fatal_error_check(transport);
 185                                 parse_feeds(transport);
 186                                 set_selected_feed(_active_feed_id);
 187
 188                                 if (callback) callback(transport);
 189                                 } });
 190
 191                 _update_timeout = window.setTimeout('update()', 5*1000);
 192         } catch (e) {
 193                 exception_error("update", e);
 194         }
 195 }
 196
 197 function remove_headline_entry(article_id) {
 198         try {
 199                 var elem = $('A-' + article_id);
 200
 201                 if (elem) {
 202                         elem.parentNode.removeChild(elem);
 203                 }
 204
 205         } catch (e) {
 206                 exception_error("remove_headline_entry", e);
 207         }
 208 }
 209
 210 function view_update() {
 211         try {
 212                 viewfeed(_active_feed_id, _active_feed_offset, false, true, true);
 213                 update();
 214         } catch (e) {
 215                 exception_error("view_update", e);
 216         }
 217 }
 218
 219 function view(article_id, dismiss_only) {
 220         try {
 221                 remove_headline_entry(article_id);
 222
 223                 catchup_article(article_id,
 224                         function() {
 225                                 window.clearTimeout(_view_update_timeout);
 226                                 _view_update_timeout = window.setTimeout("view_update()", 500);
 227                         });
 228
 229                 return dismiss_only != true;
 230         } catch (e) {
 231                 exception_error("view", e);
 232         }
 233 }
 234
 235 function viewfeed(feed_id, offset, replace, no_effects, no_indicator, callback) {
 236         try {
 237
 238                 if (!feed_id) feed_id = _active_feed_id;
 239
 240                 if (!offset) {
 241                         offset = 0;
 242                 } else {
 243                         offset = _active_feed_offset + offset;
 244                 }
 245
 246                 if (replace == undefined) replace = (offset == 0);
 247
 248                 _update_seq = _update_seq + 1;
 249
 250                 var query = "backend.php?op=rpc&subop=digest-update&feed_id=" +
 251                                 param_escape(feed_id) + "&offset=" + offset +
 252                                 "&seq=" + _update_seq;
 253
 254                 console.log(query);
 255
 256                 if ($("F-" + feed_id)) {
 257                         var img = $("F-" + feed_id).getElementsByTagName("IMG")[0];
 258
 259                         if (img && !no_indicator) {
 260                                 img.setAttribute("orig_src", img.src);
 261                                 img.src = 'images/indicator_tiny.gif';
 262                         }
 263                 }
 264
 265                 new Ajax.Request("backend.php", {
 266                         parameters: query,
 267                         onComplete: function(transport) {
 268                                 Element.hide("overlay");
 269
 270                                 fatal_error_check(transport);
 271                                 parse_headlines(transport, replace, no_effects);
 272                                 set_selected_feed(feed_id);
 273                                 _active_feed_offset = offset;
 274
 275                                 if (img && !no_indicator)
 276                                         img.src = img.getAttribute("orig_src");
 277
 278                                 if (callback) callback(transport);
 279
 280                         } });
 281
 282         } catch (e) {
 283                 exception_error("view", e);
 284         }
 285 }
 286
 287 function find_article(articles, article_id) {
 288         try {
 289                 for (var i = 0; i < articles.length; i++) {
 290                         if (articles[i].id == article_id)
 291                                 return articles[i];
 292                 }
 293
 294                 return false;
 295
 296         } catch (e) {
 297                 exception_error("find_article", e);
 298         }
 299 }
 300
 301 function find_feed(feeds, feed_id) {
 302         try {
 303                 for (var i = 0; i < feeds.length; i++) {
 304                         if (feeds[i].id == feed_id)
 305                                 return feeds[i];
 306                 }
 307
 308                 return false;
 309
 310         } catch (e) {
 311                 exception_error("find_feed", e);
 312         }
 313 }
 314
 315 function get_feed_icon(feed) {
 316         try {
 317                 if (feed.has_icon)
 318                         return getInitParam('icons_location') + "/" + feed.id + '.ico';
 319
 320                 if (feed.id == -1)
 321                         return 'images/mark_set.png';
 322
 323                 if (feed.id == -2)
 324                         return 'images/pub_set.png';
 325
 326                 if (feed.id == -3)
 327                         return 'images/fresh.png';
 328
 329                 if (feed.id == -4)
 330                         return 'images/tag.png';
 331
 332                 if (feed.id < -10)
 333                         return 'images/label.png';
 334
 335                 return 'images/blank_icon.gif';
 336
 337         } catch (e) {
 338                 exception_error("get_feed_icon", e);
 339         }
 340 }
 341
 342 function add_feed_entry(feed) {
 343         try {
 344                 var icon_part = "";
 345
 346                 icon_part = "<img src='" + get_feed_icon(feed) + "'/>";
 347
 348                 var tmp_html = "<li id=\"F-"+feed.id+"\" " +
 349                                 "onmouseover=\"feed_mi(this)\" onmouseout=\"feed_mo(this)\">" +
 350                         icon_part +
 351                         "<a href=\"#\" onclick=\"viewfeed("+feed.id+")\">" + feed.title + "</a>" +
 352                         "<div class='unread-ctr'>" +
 353                                 "<img onclick=\"catchup_feed("+feed.id+")\" title=\"" +
 354                                         __("Mark as read") +
 355                                         "\" class=\"dismiss\" style='display : none' src=\"images/digest_checkbox.png\">" +
 356                                 "<span class=\"unread\">" + feed.unread + "</span>" +
 357                         "</div>" +
 358                         "</li>";
 359
 360                 $("feeds-content").innerHTML += tmp_html;
 361
 362         } catch (e) {
 363                 exception_error("add_feed_entry", e);
 364         }
 365 }
 366
 367 function add_headline_entry(article, feed, no_effects) {
 368         try {
 369
 370                 var icon_part = "";
 371
 372                 icon_part = "<img class='icon' src='" + get_feed_icon(feed) + "'/>";
 373
 374                 var mark_part = "";
 375                 var publ_part = "";
 376
 377                 var tags_part = "";
 378
 379                 if (article.tags.length > 0) {
 380
 381                         tags_part = " " + __("in") + " ";
 382
 383                         for (var i = 0; i < Math.min(5, article.tags.length); i++) {
 384                                 tags_part += "<a href=\"#\" onclick=\"viewfeed('" +
 385                                                 article.tags[i] + "')\">" +
 386                                         article.tags[i] + "</a>, ";
 387                         }
 388
 389                         tags_part = tags_part.replace(/, $/, "");
 390                         tags_part = "<span class=\"tags\">" + tags_part + "</span>";
 391                 }
 392
 393                 if (article.marked)
 394                         mark_part = "<img title='"+ __("Unstar article")+"' onclick=\"toggle_mark(this, "+article.id+")\" src='images/mark_set.png'>";
 395                 else
 396                         mark_part =     "<img title='"+__("Star article")+"' onclick=\"toggle_mark(this, "+article.id+")\" src='images/mark_unset.png'>";
 397
 398                 if (article.published)
 399                         publ_part = "<img title='"+__("Unpublish article")+"' onclick=\"toggle_pub(this, "+article.id+")\" src='images/pub_set.png'>";
 400                 else
 401                         publ_part =     "<img title='"+__("Publish article")+"' onclick=\"toggle_pub(this, "+article.id+")\" src='images/pub_unset.png'>";
 402
 403                 var style = "";
 404
 405                 if (!no_effects) style = "style=\"display : none\"";
 406
 407                 if (article.excerpt.trim() == "")
 408                         article.excerpt = __("Click to expand article.");
 409
 410                 var li_class = "unread";
 411
 412                 var fresh_max = getInitParam("fresh_article_max_age") * 60 * 60;
 413                 var d = new Date();
 414
 415                 if (d.getTime() / 1000 - article.updated < fresh_max)
 416                         li_class = "fresh";
 417
 418                 var tmp_html = "<li id=\"A-"+article.id+"\" "+style+" class=\""+li_class+"\">" +
 419                         icon_part +
 420
 421                         "<div class='digest-check'>" +
 422                                 mark_part +
 423                                 publ_part +
 424                                 "<img title='" + __("Mark as read") + "' onclick=\"view("+article.id+", true)\" src='images/digest_checkbox.png'>" +
 425                         "</div>" +
 426                         "<a target=\"_blank\" href=\""+article.link+"\""+
 427                                 "onclick=\"return view("+article.id+")\" class='title'>" +
 428                                 article.title + "</a>" +
 429                         "<div class='body'>" +
 430                         "<div title=\""+__("Click to expand article")+"\" onclick=\"zoom(this, "+article.id+")\" class='excerpt'>" +
 431                                 article.excerpt + "</div>" +
 432                         "<div class='info'><a href=\#\" onclick=\"viewfeed("+feed.id+")\">" +
 433                                 feed.title + "</a> " + tags_part + " @ " +
 434                                 new Date(article.updated * 1000) + "</div>" +
 435                         "</div></li>";
 436
 437                 $("headlines-content").innerHTML += tmp_html;
 438
 439                 if (!no_effects)
 440                         window.setTimeout('article_appear(' + article.id + ')', 100);
 441
 442         } catch (e) {
 443                 exception_error("add_headline_entry", e);
 444         }
 445 }
 446
 447 function expand_feeds() {
 448         try {
 449                 _feedlist_expanded = true;
 450
 451                 redraw_feedlist(last_feeds);
 452
 453         } catch (e) {
 454                 exception_error("expand_feeds", e);
 455         }
 456 }
 457
 458 function redraw_feedlist(feeds) {
 459         try {
 460
 461                 $('feeds-content').innerHTML = "";
 462
 463                 var limit = 10;
 464
 465                 if (_feedlist_expanded) limit = feeds.length;
 466
 467                 for (var i = 0; i < Math.min(limit, feeds.length); i++) {
 468                         add_feed_entry(feeds[i]);
 469                 }
 470
 471                 if (feeds.length > limit) {
 472                         $('feeds-content').innerHTML += "<li id='F-MORE-PROMPT'>" +
 473                                 "<img src='images/blank_icon.gif'>" +
 474                                 "<a href=\"#\" onclick=\"expand_feeds()\">" +
 475                                 __("%d more...").replace("%d", feeds.length-10) +
 476                                 "</a>" + "</li>";
 477                 }
 478
 479         } catch (e) {
 480                 exception_error("redraw_feedlist", e);
 481         }
 482 }
 483
 484 function parse_feeds(transport) {
 485         try {
 486
 487                 if (!transport.responseXML) return;
 488
 489                 var feeds = transport.responseXML.getElementsByTagName('feeds')[0];
 490
 491                 if (feeds) {
 492                         feeds = eval("(" + feeds.firstChild.nodeValue + ")");
 493
 494                         feeds.sort( function (a,b)
 495                                 {
 496                                         if (b.unread != a.unread)
 497                                                 return (b.unread - a.unread)
 498                                         else
 499                                                 if (a.title > b.title)
 500                                                         return 1;
 501                                                 else if (a.title < b.title)
 502                                                         return -1;
 503                                                 else
 504                                                         return 0;
 505                                 });
 506
 507                         var all_articles = find_feed(feeds, -4);
 508
 509                         update_title(all_articles.unread);
 510
 511                         last_feeds = feeds;
 512
 513                         redraw_feedlist(feeds);
 514                 }
 515
 516         } catch (e) {
 517                 exception_error("parse_feeds", e);
 518         }
 519 }
 520
 521 function parse_headlines(transport, replace, no_effects) {
 522         try {
 523                 if (!transport.responseXML) return;
 524
 525                 var seq = transport.responseXML.getElementsByTagName('seq')[0];
 526
 527                 if (seq) {
 528                         seq = seq.firstChild.nodeValue;
 529                         if (seq != _update_seq) {
 530                                 console.log("parse_headlines: wrong sequence received.");
 531                                 return;
 532                         }
 533                 } else {
 534                         return;
 535                 }
 536
 537                 var headlines = transport.responseXML.getElementsByTagName('headlines')[0];
 538                 var headlines_title = transport.responseXML.getElementsByTagName('headlines-title')[0];
 539
 540                 if (headlines && headlines_title) {
 541                         headlines = eval("(" + headlines.firstChild.nodeValue + ")");
 542
 543                         var title = headlines_title.firstChild.nodeValue;
 544
 545                         $("headlines-title").innerHTML = title;
 546
 547                         if (replace) {
 548                                 $('headlines-content').innerHTML = '';
 549                                 Element.hide('headlines-content');
 550                         }
 551
 552                         var pr = $('H-MORE-PROMPT');
 553
 554                         if (pr) pr.parentNode.removeChild(pr);
 555
 556                         var inserted = false;
 557
 558                         for (var i = 0; i < headlines.length; i++) {
 559
 560                                 if (!$('A-' + headlines[i].id)) {
 561                                         add_headline_entry(headlines[i],
 562                                                         find_feed(last_feeds, headlines[i].feed_id), !no_effects);
 563
 564                                         inserted = $("A-" + headlines[i].id);
 565                                 }
 566                         }
 567
 568                         if (pr) {
 569                                 $('headlines-content').appendChild(pr);
 570                                 if (!no_effects) new Effect.ScrollTo(inserted);
 571                         } else {
 572                                 $('headlines-content').innerHTML += "<li id='H-MORE-PROMPT'>" +
 573                                         "<div class='body'>" +
 574                                         "<a href=\"javascript:catchup_visible_articles()\">" +
 575                                         __("Mark as read") + "</a> | " +
 576                                         "<a href=\"javascript:load_more()\">" +
 577                                         __("Load more...") + "</a>" +
 578                                         "<img style=\"display : none\" "+
 579                                                 "id=\"H-LOADING-IMG\" src='images/indicator_tiny.gif'>" +
 580                                         "</div></li>";
 581                         }
 582
 583                         if (replace && !no_effects)
 584                                 new Effect.Appear('headlines-content', {duration : 0.3});
 585
 586                         //new Effect.Appear('headlines-content');
 587                 }
 588
 589         } catch (e) {
 590                 exception_error("parse_headlines", e);
 591         }
 592 }
 593
 594 function init_second_stage() {
 595         try {
 596                 new Ajax.Request("backend.php", {
 597                         parameters: "backend.php?op=rpc&subop=digest-init",
 598                         onComplete: function(transport) {
 599                                 parse_feeds(transport);
 600                                 window.setTimeout('viewfeed(-4)', 100);
 601                                 _update_timeout = window.setTimeout('update()', 5*1000);
 602                                 } });
 603
 604         } catch (e) {
 605                 exception_error("init_second_stage", e);
 606         }
 607 }
 608
 609 function init() {
 610         try {
 611
 612                 new Ajax.Request("backend.php", {
 613                         parameters: "?op=rpc&subop=sanityCheck",
 614                         onComplete: function(transport) {
 615                                 backend_sanity_check_callback(transport);
 616                         } });
 617
 618         } catch (e) {
 619                 exception_error("digest_init", e);
 620         }
 621 }
 622
 623 function toggle_mark(mark_img, id) {
 624
 625         try {
 626
 627                 var query = "?op=rpc&id=" + id + "&subop=mark";
 628
 629                 query = query + "&afid=" + _active_feed_id;
 630                 query = query + "&omode=c";
 631
 632                 if (!mark_img) return;
 633
 634                 if (mark_img.src.match("mark_unset")) {
 635                         mark_img.src = mark_img.src.replace("mark_unset", "mark_set");
 636                         mark_img.alt = __("Unstar article");
 637                         query = query + "&mark=1";
 638                 } else {
 639                         mark_img.alt = __("Please wait...");
 640                         query = query + "&mark=0";
 641
 642                         mark_img.src = mark_img.src.replace("mark_set", "mark_unset");
 643                         mark_img.alt = __("Star article");
 644                 }
 645
 646                 new Ajax.Request("backend.php", {
 647                         parameters: query,
 648                         onComplete: function(transport) {
 649                                 update();
 650                         } });
 651
 652         } catch (e) {
 653                 exception_error("toggle_mark", e);
 654         }
 655 }
 656
 657 function toggle_pub(mark_img, id, note) {
 658
 659         try {
 660
 661                 var query = "?op=rpc&id=" + id + "&subop=publ";
 662
 663                 query = query + "&afid=" + _active_feed_id;
 664
 665                 if (note != undefined) {
 666                         query = query + "&note=" + param_escape(note);
 667                 } else {
 668                         query = query + "&note=undefined";
 669                 }
 670
 671                 query = query + "&omode=c";
 672
 673                 if (!mark_img) return;
 674
 675                 if (mark_img.src.match("pub_unset") || note != undefined) {
 676                         mark_img.src = mark_img.src.replace("pub_unset", "pub_set");
 677                         mark_img.alt = __("Unpublish article");
 678                         query = query + "&pub=1";
 679
 680                 } else {
 681                         mark_img.alt = __("Please wait...");
 682                         query = query + "&pub=0";
 683
 684                         mark_img.src = mark_img.src.replace("pub_set", "pub_unset");
 685                         mark_img.alt = __("Publish article");
 686                 }
 687
 688                 new Ajax.Request("backend.php", {
 689                         parameters: query,
 690                         onComplete: function(transport) {
 691                                 update();
 692                         } });
 693
 694         } catch (e) {
 695                 exception_error("toggle_pub", e);
 696         }
 697 }
 698
 699 function fatal_error(code, msg) {
 700         try {
 701
 702                 if (code == 6) {
 703                         window.location.href = "digest.php";
 704                 } else if (code == 5) {
 705                         window.location.href = "update.php";
 706                 } else {
 707
 708                         if (msg == "") msg = "Unknown error";
 709
 710                         console.error("Fatal error: " + code + "\n" +
 711                                 msg);
 712
 713                 }
 714
 715         } catch (e) {
 716                 exception_error("fatalError", e);
 717         }
 718 }
 719
 720 function fatal_error_check(transport) {
 721         try {
 722                 if (transport.responseXML) {
 723                         var error = transport.responseXML.getElementsByTagName("error")[0];
 724
 725                         if (error) {
 726                                 var code = error.getAttribute("error-code");
 727                                 var msg = error.getAttribute("error-msg");
 728                                 if (code != 0) {
 729                                         fatal_error(code, msg);
 730                                         return false;
 731                                 }
 732                         }
 733                 }
 734         } catch (e) {
 735                 exception_error("fatal_error_check", e);
 736         }
 737         return true;
 738 }
 739
 740 function feed_mi(elem) {
 741         try {
 742                 var imgs = elem.getElementsByTagName('IMG');
 743                 var spans = elem.getElementsByTagName('SPAN');
 744
 745                 for (var i = 0; i < imgs.length; i++) {
 746                         if (imgs[i].className == "dismiss")
 747                                 Element.show(imgs[i]);
 748                 }
 749
 750                 for (var i = 0; i < spans.length; i++) {
 751                         if (spans[i].className == "unread")
 752                                 Element.hide(spans[i]);
 753                 }
 754
 755
 756         } catch (e) {
 757                 exception_error("feed_mi", e);
 758         }
 759 }
 760
 761 function feed_mo(elem) {
 762         try {
 763                 var imgs = elem.getElementsByTagName('IMG');
 764                 var spans = elem.getElementsByTagName('SPAN');
 765
 766                 for (var i = 0; i < imgs.length; i++) {
 767                         if (imgs[i].className == "dismiss")
 768                                 Element.hide(imgs[i]);
 769                 }
 770
 771                 for (var i = 0; i < spans.length; i++) {
 772                         if (spans[i].className == "unread")
 773                                 Element.show(spans[i]);
 774                 }
 775
 776         } catch (e) {
 777                 exception_error("feed_mo", e);
 778         }
 779 }
 780
 781 function update_title(unread) {
 782         try {
 783                 document.title = "Tiny Tiny RSS";
 784
 785                 if (unread > 0)
 786                         document.title += " (" + unread + ")";
 787
 788         } catch (e) {
 789                 exception_error("update_title", e);
 790         }
 791 }
 792