html, body {
	height:100%;
	margin:0;
	
}
body {
	position:relative;
	min-width:955px;
	min-height:600px;
	/*min-width:1200px;
	min-height:1200px;*/
	/* background-image: url(images/fondo.gif);*/
	 visibility: visible;
	z-index: 20;
	
}


#contenido {
	position:absolute;
	background-color:#FFFFFF;
	width:955px;
	height:665px;
	top:30%;
	left:50%;
	margin-top:-300px;
	margin-left:-475px;
	z-index:40;
}


#arriba1 {
width: 955px;
height: 144px;
padding: 0px;
padding-top: 0px;
padding-bottom: 0px;
display: block;
 background-image: url(images/arriba_1_prueba.gif);
 top: 0px;
	position: absolute;
	visibility: visible;
	z-index: 20;
	right: auto;
 
}

#barra1 a{
width: 434px;
height: 115px;
padding: 0px;
padding-top: 0px;
padding-bottom: 0px;
display: block;
 background-image: url(images/barra_1.gif);
 top: 144px;
	position: absolute;
	visibility: visible;
	z-index: 20;
	left: 0;
	
}

#barra2 {
width: 41px;
height: 115px;
padding: 0px;
padding-top: 0px;
padding-bottom: 0px;
display: block;
 background-image: url(images/barra_2.gif);
 top: 144px;
	position: absolute;
	visibility: visible;
	z-index: 20;
	right: 0;
	
	}

#abajo1 {
width: 722px;
height: 58px;
padding: 0px;
padding-top: 0px;
padding-bottom: 0px;
display: block;
 background-image: url(images/abajo_1.gif);
 	top: 657px;
 	position: absolute;
	visibility: visible;
	z-index: 20;
	left:0;
}


#abajo2 a {
width: 233px;
height: 58px;
padding: 0px;
padding-top: 0px;
padding-bottom: 0px;
display: block;
 background-image: url(images/abajo_2.gif);
 	top: 657px;
 	position: absolute;
	visibility: visible;
	z-index: 20;
	right:0;
}