#a1, #a2, #a3, #a4, #b1, #b2, #b3, #b4 { 
	height: 401px; 
	width: 978px;
	position: relative;
	padding: 0; 
	margin: 0;   
	margin: 0 auto; 
}

#a1 { 
	background: url(../img/panels/3/bg3.jpg) 50% -100px no-repeat fixed; 
	opacity:0; filter:Alpha(opacity=0);
	width: 100%;
	height: 100%;
}

#a2 { 
	background: url(../img/panels/3/midland3.png) transparent 50% -80px no-repeat fixed; 
}
	
#a3 { 
	background: url(../img/panels/3/foreground3.png) transparent 50% -125px no-repeat fixed;
}

#a4 { 
	background: url(../img/panels/3/dolphin.png) transparent 10% 25px no-repeat fixed;
}


#b1 { 
	background: url(../img/panels/4/bg4.jpg) 50% -100px no-repeat fixed; 
	opacity:0; filter:Alpha(opacity=0);
}

#b2 { 
	background: url(../img/panels/4/midland4.png) transparent 50% -125px no-repeat fixed; 
}
	
#b3 { 
	background: url(../img/panels/4/foreground4.png) transparent 50% -140px no-repeat fixed;
}