.a4:visited{color:#FF6600;
font-style:normal;
text-decoration:none;}
.a4:active{color:#FF6600;
font-style:normal;
text-decoration:none;}

.a4:link{ font-style:normal;
color:#FF6600;
text-decoration:none;}
.a4:hover{ color:#006600;
text-decoration:none;
text-decoration:underline;
}