div#navbut {
color: #FFFFFF; width: 100%; 
cursor:pointer;
cursor:hand;
white-space: normal;
text-decoration: none
; font-family: Arial, Helvetica, sans-serif; font-size: 14px

}

div#navbut:hover {
color: #000000; width: 100%;
background-color: #FFFFFF;
cursor:pointer;
cursor:hand;
text-decoration: none;
; font-size: 14px
}