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 get_visible_article_ids() {
  51         try {
  52                 var elems = $("headlines-content").getElementsByTagName("LI");
  53                 var ids = [];
  54
  55                 for (var i = 0; i < elems.length; i++) {
  56                         if (elems[i].id && elems[i].id.match("A-")) {
  57                         ids.push(elems[i].id.replace("A-", ""));
  58                         }
  59                 }
  60
  61                 return ids;
  62
  63         } catch (e) {
  64                 exception_error("get_visible_article_ids", e);
  65         }
  66 }
  67
  68 function catchup_visible_articles(callback) {
  69         try {
  70
  71                 var ids = get_visible_article_ids();
  72
  73                 if (confirm(__("Mark %d displayed articles as read?").replace("%d", ids.length))) {
  74
  75                         var query = "?op=rpc&subop=catchupSelected" +
  76                                 "&cmode=0&ids=" + param_escape(ids);
  77
  78                         new Ajax.Request("backend.php", {
  79                                 parameters: query,
  80                                 onComplete: function(transport) {
  81                                         if (callback) callback(transport);
  82
  83                                         viewfeed(_active_feed_id, 0);
  84                                 } });
  85
  86                         }
  87
  88         } catch (e) {
  89                 exception_error("catchup_visible_articles", e);
  90         }
  91 }
  92
  93 function catchup_article(article_id, callback) {
  94         try {
  95                 var query = "?op=rpc&subop=catchupSelected" +
  96                         "&cmode=0&ids=" + article_id;
  97
  98                 new Ajax.Request("backend.php", {
  99                         parameters: query,
 100                         onComplete: function(transport) {
 101                                 if (callback) callback(transport);
 102                         } });
 103
 104         } catch (e) {
 105                 exception_error("catchup_article", e);
 106         }
 107 }
 108
 109 function set_selected_feed(feed_id) {
 110         try {
 111                 var feeds = $("feeds-content").getElementsByTagName("LI");
 112
 113                 for (var i = 0; i < feeds.length; i++) {
 114                         if (feeds[i].id == "F-" + feed_id)
 115                                 feeds[i].className = "selected";
 116                         else
 117                                 feeds[i].className = "";
 118                 }
 119
 120                 _active_feed_id = feed_id;
 121
 122         } catch (e) {
 123                 exception_error("mark_selected_feed", e);
 124         }
 125 }
 126
 127 function zoom(elem, article_id) {
 128         try {
 129                 //alert(elem + "/" + article_id);
 130
 131                 elem.innerHTML = "<img src='images/indicator_tiny.gif'> " +
 132                         __("Loading, please wait...");
 133
 134                 new Ajax.Request("backend.php", {
 135                         parameters: "?op=rpc&subop=digest-get-contents&article_id=" +
 136                                 article_id,
 137                         onComplete: function(transport) {
 138                                 fatal_error_check(transport);
 139
 140                                 if (transport.responseXML) {
 141                                         var article = transport.responseXML.getElementsByTagName('article')[0];
 142                                         elem.innerHTML = article.firstChild.nodeValue;
 143
 144                                         new Effect.BlindDown(elem, {duration : 0.5});
 145
 146                                         elem.onclick = false;
 147                                         elem.style.cursor = "auto";
 148
 149                                         catchup_article(article_id,
 150                                                 function() {
 151                                                         window.clearTimeout(_view_update_timeout);
 152                                                         _view_update_timeout = window.setTimeout("view_update()", 500);
 153                                                         $("A-" + article_id).className = "read";
 154                                         });
 155
 156
 157                                 } else {
 158                                         elem.innerHTML = __("Error: unable to load article.");
 159                                 }
 160
 161                                 } });
 162
 163
 164         } catch (e) {
 165                 exception_error("zoom", e);
 166         }
 167 }
 168
 169 function load_more() {
 170         try {
 171                 var pr = $("H-LOADING-IMG");
 172
 173                 if (pr) Element.show(pr);
 174
 175                 viewfeed(_active_feed_id, _active_feed_offset + 10, false, false, true,
 176                         function() {
 177                                 var pr = $("H-LOADING-IMG");
 178
 179                                 if (pr) Element.hide(pr);
 180                         });
 181         } catch (e) {
 182                 exception_error("load_more", e);
 183         }
 184 }
 185
 186 function update(callback) {
 187         try {
 188                 console.log('updating feeds...');
 189
 190                 window.clearTimeout(_update_timeout);
 191
 192                 new Ajax.Request("backend.php", {
 193                         parameters: "?op=rpc&subop=digest-init",
 194                         onComplete: function(transport) {
 195                                 fatal_error_check(transport);
 196                                 parse_feeds(transport);
 197                                 set_selected_feed(_active_feed_id);
 198
 199                                 if (callback) callback(transport);
 200                                 } });
 201
 202                 _update_timeout = window.setTimeout('update()', 5*1000);
 203         } catch (e) {
 204                 exception_error("update", e);
 205         }
 206 }
 207
 208 function remove_headline_entry(article_id) {
 209         try {
 210                 var elem = $('A-' + article_id);
 211
 212                 if (elem) {
 213                         elem.parentNode.removeChild(elem);
 214                 }
 215
 216         } catch (e) {
 217                 exception_error("remove_headline_entry", e);
 218         }
 219 }
 220
 221 function view_update() {
 222         try {
 223                 viewfeed(_active_feed_id, _active_feed_offset, false, true, true);
 224                 update();
 225         } catch (e) {
 226                 exception_error("view_update", e);
 227         }
 228 }
 229
 230 function view(article_id, dismiss_only) {
 231         try {
 232                 remove_headline_entry(article_id);
 233
 234                 catchup_article(article_id,
 235                         function() {
 236                                 window.clearTimeout(_view_update_timeout);
 237                                 _view_update_timeout = window.setTimeout("view_update()", 500);
 238                         });
 239
 240                 return dismiss_only != true;
 241         } catch (e) {
 242                 exception_error("view", e);
 243         }
 244 }
 245
 246 function viewfeed(feed_id, offset, replace, no_effects, no_indicator, callback) {
 247         try {
 248
 249                 if (!feed_id) feed_id = _active_feed_id;
 250
 251                 if (!offset) {
 252                         offset = 0;
 253                 } else {
 254                         offset = _active_feed_offset + offset;
 255                 }
 256
 257                 if (replace == undefined) replace = (offset == 0);
 258
 259                 _update_seq = _update_seq + 1;
 260
 261                 var query = "backend.php?op=rpc&subop=digest-update&feed_id=" +
 262                                 param_escape(feed_id) + "&offset=" + offset +
 263                                 "&seq=" + _update_seq;
 264
 265                 console.log(query);
 266
 267                 if ($("F-" + feed_id)) {
 268                         var img = $("F-" + feed_id).getElementsByTagName("IMG")[0];
 269
 270                         if (img && !no_indicator) {
 271                                 img.setAttribute("orig_src", img.src);
 272                                 img.src = 'images/indicator_tiny.gif';
 273                         }
 274                 }
 275
 276                 new Ajax.Request("backend.php", {
 277                         parameters: query,
 278                         onComplete: function(transport) {
 279                                 Element.hide("overlay");
 280
 281                                 fatal_error_check(transport);
 282                                 parse_headlines(transport, replace, no_effects);
 283                                 set_selected_feed(feed_id);
 284                                 _active_feed_offset = offset;
 285
 286                                 if (img && !no_indicator)
 287                                         img.src = img.getAttribute("orig_src");
 288
 289                                 if (callback) callback(transport);
 290
 291                         } });
 292
 293         } catch (e) {
 294                 exception_error("view", e);
 295         }
 296 }
 297
 298 function find_article(articles, article_id) {
 299         try {
 300                 for (var i = 0; i < articles.length; i++) {
 301                         if (articles[i].id == article_id)
 302                                 return articles[i];
 303                 }
 304
 305                 return false;
 306
 307         } catch (e) {
 308                 exception_error("find_article", e);
 309         }
 310 }
 311
 312 function find_feed(feeds, feed_id) {
 313         try {
 314                 for (var i = 0; i < feeds.length; i++) {
 315                         if (feeds[i].id == feed_id)
 316                                 return feeds[i];
 317                 }
 318
 319                 return false;
 320
 321         } catch (e) {
 322                 exception_error("find_feed", e);
 323         }
 324 }
 325
 326 function get_feed_icon(feed) {
 327         try {
 328                 if (feed.has_icon)
 329                         return getInitParam('icons_url') + "/" + feed.id + '.ico';
 330
 331                 if (feed.id == -1)
 332                         return 'images/mark_set.png';
 333
 334                 if (feed.id == -2)
 335                         return 'images/pub_set.png';
 336
 337                 if (feed.id == -3)
 338                         return 'images/fresh.png';
 339
 340                 if (feed.id == -4)
 341                         return 'images/tag.png';
 342
 343                 if (feed.id < -10)
 344                         return 'images/label.png';
 345
 346                 return 'images/blank_icon.gif';
 347
 348         } catch (e) {
 349                 exception_error("get_feed_icon", e);
 350         }
 351 }
 352
 353 function add_feed_entry(feed) {
 354         try {
 355                 var icon_part = "";
 356
 357                 icon_part = "<img src='" + get_feed_icon(feed) + "'/>";
 358
 359                 var tmp_html = "<li id=\"F-"+feed.id+"\" " +
 360                                 "onmouseover=\"feed_mi(this)\" onmouseout=\"feed_mo(this)\">" +
 361                         icon_part +
 362                         "<a href=\"#\" onclick=\"viewfeed("+feed.id+")\">" + feed.title + "</a>" +
 363                         "<div class='unread-ctr'>" +
 364                                 "<img onclick=\"catchup_feed("+feed.id+")\" title=\"" +
 365                                         __("Mark as read") +
 366                                         "\" class=\"dismiss\" style='display : none' src=\"images/digest_checkbox.png\">" +
 367                                 "<span class=\"unread\">" + feed.unread + "</span>" +
 368                         "</div>" +
 369                         "</li>";
 370
 371                 $("feeds-content").innerHTML += tmp_html;
 372
 373         } catch (e) {
 374                 exception_error("add_feed_entry", e);
 375         }
 376 }
 377
 378 function add_headline_entry(article, feed, no_effects) {
 379         try {
 380
 381                 var icon_part = "";
 382
 383                 icon_part = "<img class='icon' src='" + get_feed_icon(feed) + "'/>";
 384
 385                 var mark_part = "";
 386                 var publ_part = "";
 387
 388                 var tags_part = "";
 389
 390                 if (article.tags.length > 0) {
 391
 392                         tags_part = " " + __("in") + " ";
 393
 394                         for (var i = 0; i < Math.min(5, article.tags.length); i++) {
 395                                 tags_part += "<a href=\"#\" onclick=\"viewfeed('" +
 396                                                 article.tags[i] + "')\">" +
 397                                         article.tags[i] + "</a>, ";
 398                         }
 399
 400                         tags_part = tags_part.replace(/, $/, "");
 401                         tags_part = "<span class=\"tags\">" + tags_part + "</span>";
 402                 }
 403
 404                 if (article.marked)
 405                         mark_part = "<img title='"+ __("Unstar article")+"' onclick=\"toggle_mark(this, "+article.id+")\" src='images/mark_set.png'>";
 406                 else
 407                         mark_part =     "<img title='"+__("Star article")+"' onclick=\"toggle_mark(this, "+article.id+")\" src='images/mark_unset.png'>";
 408
 409                 if (article.published)
 410                         publ_part = "<img title='"+__("Unpublish article")+"' onclick=\"toggle_pub(this, "+article.id+")\" src='images/pub_set.png'>";
 411                 else
 412                         publ_part =     "<img title='"+__("Publish article")+"' onclick=\"toggle_pub(this, "+article.id+")\" src='images/pub_unset.png'>";
 413
 414                 var style = "";
 415
 416                 if (!no_effects) style = "style=\"display : none\"";
 417
 418                 if (article.excerpt.trim() == "")
 419                         article.excerpt = __("Click to expand article.");
 420
 421                 var li_class = "unread";
 422
 423                 var fresh_max = getInitParam("fresh_article_max_age") * 60 * 60;
 424                 var d = new Date();
 425
 426                 if (d.getTime() / 1000 - article.updated < fresh_max)
 427                         li_class = "fresh";
 428
 429                 var tmp_html = "<li id=\"A-"+article.id+"\" "+style+" class=\""+li_class+"\">" +
 430                         icon_part +
 431
 432                         "<div class='digest-check'>" +
 433                                 mark_part +
 434                                 publ_part +
 435                                 "<img title='" + __("Mark as read") + "' onclick=\"view("+article.id+", true)\" src='images/digest_checkbox.png'>" +
 436                         "</div>" +
 437                         "<a target=\"_blank\" href=\""+article.link+"\""+
 438                                 "onclick=\"return view("+article.id+")\" class='title'>" +
 439                                 article.title + "</a>" +
 440                         "<div class='body'>" +
 441                         "<div title=\""+__("Click to expand article")+"\" onclick=\"zoom(this, "+article.id+")\" class='excerpt'>" +
 442                                 article.excerpt + "</div>" +
 443                         "<div class='info'><a href=\#\" onclick=\"viewfeed("+feed.id+")\">" +
 444                                 feed.title + "</a> " + tags_part + " @ " +
 445                                 new Date(article.updated * 1000) + "</div>" +
 446                         "</div></li>";
 447
 448                 $("headlines-content").innerHTML += tmp_html;
 449
 450                 if (!no_effects)
 451                         window.setTimeout('article_appear(' + article.id + ')', 100);
 452
 453         } catch (e) {
 454                 exception_error("add_headline_entry", e);
 455         }
 456 }
 457
 458 function expand_feeds() {
 459         try {
 460                 _feedlist_expanded = true;
 461
 462                 redraw_feedlist(last_feeds);
 463
 464         } catch (e) {
 465                 exception_error("expand_feeds", e);
 466         }
 467 }
 468
 469 function redraw_feedlist(feeds) {
 470         try {
 471
 472                 $('feeds-content').innerHTML = "";
 473
 474                 var limit = 10;
 475
 476                 if (_feedlist_expanded) limit = feeds.length;
 477
 478                 for (var i = 0; i < Math.min(limit, feeds.length); i++) {
 479                         add_feed_entry(feeds[i]);
 480                 }
 481
 482                 if (feeds.length > limit) {
 483                         $('feeds-content').innerHTML += "<li id='F-MORE-PROMPT'>" +
 484                                 "<img src='images/blank_icon.gif'>" +
 485                                 "<a href=\"#\" onclick=\"expand_feeds()\">" +
 486                                 __("%d more...").replace("%d", feeds.length-10) +
 487                                 "</a>" + "</li>";
 488                 }
 489
 490         } catch (e) {
 491                 exception_error("redraw_feedlist", e);
 492         }
 493 }
 494
 495 function parse_feeds(transport) {
 496         try {
 497
 498                 if (!transport.responseXML) return;
 499
 500                 var feeds = transport.responseXML.getElementsByTagName('feeds')[0];
 501
 502                 if (feeds) {
 503                         feeds = eval("(" + feeds.firstChild.nodeValue + ")");
 504
 505                         feeds.sort( function (a,b)
 506                                 {
 507                                         if (b.unread != a.unread)
 508                                                 return (b.unread - a.unread)
 509                                         else
 510                                                 if (a.title > b.title)
 511                                                         return 1;
 512                                                 else if (a.title < b.title)
 513                                                         return -1;
 514                                                 else
 515                                                         return 0;
 516                                 });
 517
 518                         var all_articles = find_feed(feeds, -4);
 519
 520                         update_title(all_articles.unread);
 521
 522                         last_feeds = feeds;
 523
 524                         redraw_feedlist(feeds);
 525                 }
 526
 527         } catch (e) {
 528                 exception_error("parse_feeds", e);
 529         }
 530 }
 531
 532 function parse_headlines(transport, replace, no_effects) {
 533         try {
 534                 if (!transport.responseXML) return;
 535
 536                 var seq = transport.responseXML.getElementsByTagName('seq')[0];
 537
 538                 if (seq) {
 539                         seq = seq.firstChild.nodeValue;
 540                         if (seq != _update_seq) {
 541                                 console.log("parse_headlines: wrong sequence received.");
 542                                 return;
 543                         }
 544                 } else {
 545                         return;
 546                 }
 547
 548                 var headlines = transport.responseXML.getElementsByTagName('headlines')[0];
 549                 var headlines_title = transport.responseXML.getElementsByTagName('headlines-title')[0];
 550
 551                 if (headlines && headlines_title) {
 552                         headlines = eval("(" + headlines.firstChild.nodeValue + ")");
 553
 554                         var title = headlines_title.firstChild.nodeValue;
 555
 556                         $("headlines-title").innerHTML = title;
 557
 558                         if (replace) {
 559                                 $('headlines-content').innerHTML = '';
 560                                 Element.hide('headlines-content');
 561                         }
 562
 563                         var pr = $('H-MORE-PROMPT');
 564
 565                         if (pr) pr.parentNode.removeChild(pr);
 566
 567                         var inserted = false;
 568
 569                         for (var i = 0; i < headlines.length; i++) {
 570
 571                                 if (!$('A-' + headlines[i].id)) {
 572                                         add_headline_entry(headlines[i],
 573                                                         find_feed(last_feeds, headlines[i].feed_id), !no_effects);
 574
 575                                         inserted = $("A-" + headlines[i].id);
 576                                 }
 577                         }
 578
 579                         var ids = get_visible_article_ids();
 580
 581                         if (ids.length > 0) {
 582                                 if (pr) {
 583                                         $('headlines-content').appendChild(pr);
 584                                         if (!no_effects) new Effect.ScrollTo(inserted);
 585                                 } else {
 586                                         $('headlines-content').innerHTML += "<li id='H-MORE-PROMPT'>" +
 587                                                 "<div class='body'>" +
 588                                                 "<a href=\"javascript:catchup_visible_articles()\">" +
 589                                                 __("Mark as read") + "</a> | " +
 590                                                 "<a href=\"javascript:load_more()\">" +
 591                                                 __("Load more...") + "</a>" +
 592                                                 "<img style=\"display : none\" "+
 593                                                 "id=\"H-LOADING-IMG\" src='images/indicator_tiny.gif'>" +
 594                                                 "</div></li>";
 595                                 }
 596                         } else {
 597                                 // FIXME : display some kind of "nothing to see here" prompt here
 598                         }
 599
 600                         if (replace && !no_effects)
 601                                 new Effect.Appear('headlines-content', {duration : 0.3});
 602
 603                         //new Effect.Appear('headlines-content');
 604                 }
 605
 606         } catch (e) {
 607                 exception_error("parse_headlines", e);
 608         }
 609 }
 610
 611 function init_second_stage() {
 612         try {
 613                 new Ajax.Request("backend.php", {
 614                         parameters: "backend.php?op=rpc&subop=digest-init",
 615                         onComplete: function(transport) {
 616                                 parse_feeds(transport);
 617                                 window.setTimeout('viewfeed(-4)', 100);
 618                                 _update_timeout = window.setTimeout('update()', 5*1000);
 619                                 } });
 620
 621         } catch (e) {
 622                 exception_error("init_second_stage", e);
 623         }
 624 }
 625
 626 function init() {
 627         try {
 628
 629                 new Ajax.Request("backend.php", {
 630                         parameters: "?op=rpc&subop=sanityCheck",
 631                         onComplete: function(transport) {
 632                                 backend_sanity_check_callback(transport);
 633                         } });
 634
 635         } catch (e) {
 636                 exception_error("digest_init", e);
 637         }
 638 }
 639
 640 function toggle_mark(mark_img, id) {
 641
 642         try {
 643
 644                 var query = "?op=rpc&id=" + id + "&subop=mark";
 645
 646                 query = query + "&afid=" + _active_feed_id;
 647                 query = query + "&omode=c";
 648
 649                 if (!mark_img) return;
 650
 651                 if (mark_img.src.match("mark_unset")) {
 652                         mark_img.src = mark_img.src.replace("mark_unset", "mark_set");
 653                         mark_img.alt = __("Unstar article");
 654                         query = query + "&mark=1";
 655                 } else {
 656                         mark_img.alt = __("Please wait...");
 657                         query = query + "&mark=0";
 658
 659                         mark_img.src = mark_img.src.replace("mark_set", "mark_unset");
 660                         mark_img.alt = __("Star article");
 661                 }
 662
 663                 new Ajax.Request("backend.php", {
 664                         parameters: query,
 665                         onComplete: function(transport) {
 666                                 update();
 667                         } });
 668
 669         } catch (e) {
 670                 exception_error("toggle_mark", e);
 671         }
 672 }
 673
 674 function toggle_pub(mark_img, id, note) {
 675
 676         try {
 677
 678                 var query = "?op=rpc&id=" + id + "&subop=publ";
 679
 680                 query = query + "&afid=" + _active_feed_id;
 681
 682                 if (note != undefined) {
 683                         query = query + "&note=" + param_escape(note);
 684                 } else {
 685                         query = query + "&note=undefined";
 686                 }
 687
 688                 query = query + "&omode=c";
 689
 690                 if (!mark_img) return;
 691
 692                 if (mark_img.src.match("pub_unset") || note != undefined) {
 693                         mark_img.src = mark_img.src.replace("pub_unset", "pub_set");
 694                         mark_img.alt = __("Unpublish article");
 695                         query = query + "&pub=1";
 696
 697                 } else {
 698                         mark_img.alt = __("Please wait...");
 699                         query = query + "&pub=0";
 700
 701                         mark_img.src = mark_img.src.replace("pub_set", "pub_unset");
 702                         mark_img.alt = __("Publish article");
 703                 }
 704
 705                 new Ajax.Request("backend.php", {
 706                         parameters: query,
 707                         onComplete: function(transport) {
 708                                 update();
 709                         } });
 710
 711         } catch (e) {
 712                 exception_error("toggle_pub", e);
 713         }
 714 }
 715
 716 function fatal_error(code, msg) {
 717         try {
 718
 719                 if (code == 6) {
 720                         window.location.href = "digest.php";
 721                 } else if (code == 5) {
 722                         window.location.href = "db-updater.php";
 723                 } else {
 724
 725                         if (msg == "") msg = "Unknown error";
 726
 727                         console.error("Fatal error: " + code + "\n" +
 728                                 msg);
 729
 730                 }
 731
 732         } catch (e) {
 733                 exception_error("fatalError", e);
 734         }
 735 }
 736
 737 function fatal_error_check(transport) {
 738         try {
 739                 if (transport.responseXML) {
 740                         var error = transport.responseXML.getElementsByTagName("error")[0];
 741
 742                         if (error) {
 743                                 var code = error.getAttribute("error-code");
 744                                 var msg = error.getAttribute("error-msg");
 745                                 if (code != 0) {
 746                                         fatal_error(code, msg);
 747                                         return false;
 748                                 }
 749                         }
 750                 }
 751         } catch (e) {
 752                 exception_error("fatal_error_check", e);
 753         }
 754         return true;
 755 }
 756
 757 function feed_mi(elem) {
 758         try {
 759                 var imgs = elem.getElementsByTagName('IMG');
 760                 var spans = elem.getElementsByTagName('SPAN');
 761
 762                 for (var i = 0; i < imgs.length; i++) {
 763                         if (imgs[i].className == "dismiss")
 764                                 Element.show(imgs[i]);
 765                 }
 766
 767                 for (var i = 0; i < spans.length; i++) {
 768                         if (spans[i].className == "unread")
 769                                 Element.hide(spans[i]);
 770                 }
 771
 772
 773         } catch (e) {
 774                 exception_error("feed_mi", e);
 775         }
 776 }
 777
 778 function feed_mo(elem) {
 779         try {
 780                 var imgs = elem.getElementsByTagName('IMG');
 781                 var spans = elem.getElementsByTagName('SPAN');
 782
 783                 for (var i = 0; i < imgs.length; i++) {
 784                         if (imgs[i].className == "dismiss")
 785                                 Element.hide(imgs[i]);
 786                 }
 787
 788                 for (var i = 0; i < spans.length; i++) {
 789                         if (spans[i].className == "unread")
 790                                 Element.show(spans[i]);
 791                 }
 792
 793         } catch (e) {
 794                 exception_error("feed_mo", e);
 795         }
 796 }
 797
 798 function update_title(unread) {
 799         try {
 800                 document.title = "Tiny Tiny RSS";
 801
 802                 if (unread > 0)
 803                         document.title += " (" + unread + ")";
 804
 805         } catch (e) {
 806                 exception_error("update_title", e);
 807         }
 808 }
 809