GIF, это уже давно не актульно.
Код:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html><head>
<title>Yahoo!</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<style type="text/css" media="all">
body {font:84%/1.2em arial,sans-serif;direction:ltr;text-align:center;margin:0;padding:20px;}
.px {display:none;}
#box {position:relative;background:#eee;min-width:760px;width:56.4em;text-align:left;margin:0 auto;}
</style>
<!--[if IE]>
<style>
.px{display:block;width:760px;height:0;font-size:0px;line-height:0px;}
</style>
<![endif]-->
</head>
<body>
<div id=box>
<div class=px></div>
content
</div>
</div>
</body>
</html>
либо так, если не хотите делать CSS для IE отдельно
Код:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html><head>
<title>Yahoo!</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<style type="text/css" media="all">
body {font:84%/1.2em arial,sans-serif;direction:ltr;text-align:center;margin:0;padding:20px;}
#box {position:relative;background:#eee;min-width:760px;width:56.4em;text-align:left;margin:0 auto;}
.px {display:none;}
.px{_display:block;_width:760px;_height:0;_font-size:0px;_line-height:0px;}
</style>
</head>
<body>
<div id=box>
<div class=px></div>
content
</div>
</div>
</body>
</html>