.mainlinks {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 13px;
	font-weight: normal;
	color: #0000FF;
	text-decoration: underline;
}
a:hover {
	color: #0066FF;
	text-decoration: underline overline;
	}

.class1 A:link {text-decoration: underline}
.class1 A:visited {text-decoration: underline}
.class1 A:active {text-decoration: none}
.class1 A:hover {text-decoration: none; color: red;}

.class2 A:link {text-decoration: underline overline}
.class2 A:visited {text-decoration: underline overline}
.class2 A:active {text-decoration: underline overline}
.class2 A:hover {text-decoration: underline; color: green;}