a:hover {
	position: relative;
}

a span {
	display: none;
}

a:hover span {
	display: block; width: 500px;
   	position: absolute; top: 10px; left: 0;
		/* formatting only styles */
   	padding: 5px; margin: 10px; z-index: 100;
   	background: #000000; border: 1px dotted #c0c0c0;
	opacity: 0.9;
	/* end formatting */

}
.leftnaviz				{ font-family:"arial", "helvetica", "simhei"; margin:0px; font-size:12px; font-weight:normal; color:#30a7d1; line-height: 120%; }
a.leftnaviz:link			{ text-decoration:none; color:#b7cfdb;}
a.leftnaviz:visited		{ text-decoration:none; color:#b7cfdb;}
a.leftnaviz:active		{ text-decoration:none; color:#ffffff;}
a.leftnaviz:hover		{ text-decoration:none; color:#30a7d1;}