Fixed loading channel bugs

webpage/channel.ts

@@ -453,7 +453,9 @@ class Channel{
             return new Message(json[0],this);
         }
     }
+    static genid:number=0;
     async getHTML(){
+        const id=++Channel.genid;
         if(this.guild!==this.localuser.lookingguild){
             this.guild.loadGuild();
         }
@@ -466,6 +468,9 @@ class Channel{
         const prom=Message.wipeChanel();
         await this.putmessages();
         await prom;
+        if(id!==Channel.genid){
+            return;
+        }
         this.makereplybox();
         this.buildmessages();
         history.pushState(null, null,"/channels/"+this.guild_id+"/"+this.id);