body {
background: #333 url('img/fondo.jpg') no-repeat top center;

}

#heading {
background-image: url('img/heading_bg.jpg');
display: block;
width: 694px;
height: 104px;
padding-left: 10px;
padding-top: 5px;
}

a.top_menu {
background-image: url("img/top_menu_off.gif");
display: block;
width: 114px;
height:24px;
text-decoration:none;
}

a.top_menu:hover{
background-image: url("img/top_menu_on.gif");
display: block;
width: 114px;
height:24px;
text-decoration:none;
}

.top_menu_on {
background-image: url("img/top_menu_on.gif");
display: block;
width: 114px;
height:24px;
text-decoration:none;
}

.top_text {
font-family: "Arial";
display: block;
width: 90px;
font-size: 12px;
color: #fff;
padding-left: 10px;
padding-top: 5px;
text-decoration:none;
text-align: center;
}

#img_menu_left {
background-image: url("img/bt_menu_izq.jpg");
display:block;
width: 145px;
height: 36px;
margin-left: 13px;
text-align: center;
}

#img_menu_left_rd {
background-image: url("img/bt_menu_izq_round.jpg");
display:block;
width: 145px;
height: 22px;
margin-left: 13px;
}

#content {
	display: block;
	background-image: url("img/content_bg.jpg");
	width: 695px;
	height: 432px;
	padding-left: 7px;
	padding-top: 7px;
	overflow: auto;
	position: fixed;
	z-index: auto;
	left: 142px;
	top: 247px;
}