Message-ID: <005101be793a$6028c020$f10d63ca@bj-cmbc> From: "thriller" To: Subject: =?gb2312?B?u9i4tDogIkxvY2tpbmciIGNvZGU=?= Date: Mon, 29 Mar 1999 00:45:19 +0800 MIME-Version: 1.0 Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 4.72.3110.5 X-MimeOLE: Produced By Microsoft MimeOLE V4.72.3110.3 Reply-To: djgpp AT delorie DOT com but in lots of pmode dos games,people lock their game speed.i think they use timer isr,right? they may refresh their screen at a certain frequence. i think they will use dos call or lib fuctions.or how can they switch banked vesa pages? do u have some idea select page without invoking something like int86...? thanks a lot.