body {
  margin: 0;
  padding:0px;
  padding-top:100px;
  background: url(/_pic/main_bg.jpg) fixed;
}
div#header,
div.exploder {
  position: absolute;
  left: 0;
  overflow: auto;
}
div#header{
  top: 0;
  z-index: 2;
  width: 100%;
  height: 100px;
  background: black;
  background_: transparent;
  background_: url(/_pic/main_bg.jpg) fixed;
  overflow:visible;
}
div.exploder{
  top: 120px;
  left: 0px;
  width: 100%;
  margin: 0;
  padding:0;
  background-color_:red;
  overflow:visible;
  z-index: 2;
}

@media screen
  {
  body>div#header,
  body>div.exploder { position: fixed; }
  }

#fixedbox{
	text-align:left;
	padding:0;
	margin:auto;
	width:950px;
	background-color_:green;
}
#content{
	background-color_:yellow;
	width_:600px;
	margin_:auto;
}
#leftFixed{
	background-color:#F2EDD1;
	position:fixed;
	left:0px;
	top:120px;
	z-index: 5;
	visibility:hidden;
	width:300px;
}
.leftFixedRed{
	background: url(/_pic/logo_bg.gif);
	position:fixed;
	left:0px;
	top:100px;
	z-index: 5;
	visibility:hidden;
	width:300px;
	color:white;
}