diff -ur bbs2chreader_020_ex/chrome/bbs2chreader/content/bbs2chreader/board-items.js bbs2chreader_020_exYA/chrome/bbs2chreader/content/bbs2chreader/board-items.js
--- bbs2chreader_020_ex/chrome/bbs2chreader/content/bbs2chreader/board-items.js	Wed Mar  9 17:09:00 2005
+++ bbs2chreader_020_exYA/chrome/bbs2chreader/content/bbs2chreader/board-items.js	Thu Mar 17 11:37:56 2005
@@ -200,7 +200,10 @@
 			threadUrlLastStart = "";
 		}
 
-		if(aFilterLimit == -1 ) aFilterLimit = subjectLines.length;		
+		var nowDate = new Date();
+		var showChoosy = false;
+		if(aFilterLimit == -2) showChoosy = true;
+		if(aFilterLimit < 0) aFilterLimit = subjectLines.length;
 		var logItemHash = this.getLogItemHash(threadUrlSpec);
 
 			// ぐるぐる
@@ -233,6 +236,14 @@
 
 					// ハッシュから削除し、残ったものは DAT 落ちとみなす
 				delete logItemHash["item-" + item.datID];
+
+				if(showChoosy){
+					if(item.unread == 0) continue;
+				}
+			}
+			else if(showChoosy){
+				var progress = parseInt(nowDate.getTime() - item.datID * 1000);
+				if(progress > (1000 * 60 * 60 *24)) continue;
 			}
 
 			this._items.push(item);
diff -ur bbs2chreader_020_ex/chrome/bbs2chreader/content/bbs2chreader/board-page.xul bbs2chreader_020_exYA/chrome/bbs2chreader/content/bbs2chreader/board-page.xul
--- bbs2chreader_020_ex/chrome/bbs2chreader/content/bbs2chreader/board-page.xul	Sun Mar 13 11:47:40 2005
+++ bbs2chreader_020_exYA/chrome/bbs2chreader/content/bbs2chreader/board-page.xul	Thu Mar 17 11:36:21 2005
@@ -67,6 +67,7 @@
 				<menuitem label="TOP 200" value="200"/>
 				<menuitem label="TOP 400" value="400"/>
 				<menuitem label="Subscribing" value="0"/>
+				<menuitem label="Choosy" value="-2"/>
 			</menupopup>
 		</menulist>