#menu_principal {
	list-style: none;
	height: 34px;
	width: 780px;
	margin: 0 0 0 7px;
	/*padding: 0 3px;*/
}

#menu_principal li{
	float: left;
	background: url(imagens/menu_bt_2.gif) repeat-x left;
	min-height: 34px;
	/*padding-right:2px;
		background-position:4px 0px;*/
}

#menu_principal li span{
	display: block;
	min-height: 34px;
	float: left;
	/*padding: 0 3px;*/
	background: url(imagens/menu_bt_1.gif) no-repeat left;
	text-align:center;
}
#menu_principal li span span{
	display: block;
	min-height: 34px;
	padding: 0 3px;
	background: url(imagens/menu_bt_3.gif) no-repeat right;
}

#menu_principal li span.home{
	background: url(imagens/menu_bt_2.gif) repeat-x;
	padding: 0 4px 0 0; /*distancia do 'a href Home' para a gif home */
}

#menu_principal li a{
	display: block;
	float: left;
	/*line-height: 34px;*/
	padding: 0 2px;
	/*background: url(imagens/menu_bt_2.gif) repeat-x;*/
	font-family: Arial, Helvetica, sans-serif;
	font-size: 10px;
	font-weight: 900;
	color: #626262;
	text-decoration:none;
	padding-top:3px;
}

ul#menu_principal li a.home{
	padding: 3 12px 0 14px;	/* distancia do 'a href Home' para o span, dando espaço para a gif home*/
}

.img{
	position: absolute;
	margin: 9px 0 0 2px; /* espaco da gif home para o span */
}

#menu_principal li a:hover {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 10px;
	font-weight: bold;
	color: #626262;
	text-decoration:underline;
}