<p>Is Howard Dean's Internet-based campaign another dot-com flameout?</p>
<p>The candidate whose fundraising success on the Web generated enough hype to anoint him the front-runner before a single vote was cast is now trying to revive his campaign. After losses in Iowa and New Hampshire, he has asked his staff to defer their pay, pulled his television ads and pushed aside his chief strategist, Internet aficionado Joe Trippi.</p>