.v1link a {
  background-image: url(home.bmp);
  background-repeat: no-repeat;
    height:42px; 
    width:121px;
    display:block; 
    border-style:solid;
    border-width:1px;
    border-color:#ffffff;
}

.v1linkhover  a:hover {
  background-image: url(home2.bmp);
}

.v2link a {
  background-image: url(learning.bmp);
  background-repeat: no-repeat;
    height:42px; 
    width: 174px;
    display:block; 
    border-style:solid;
    border-width:1px;
    border-color:#ffffff;
}

.v2linkhover  a:hover {
  background-image: url(learning2.bmp);
}

.v3link a {
  background-image: url(chart.bmp);
  background-repeat: no-repeat;
    height:42px; 
    width: 239px;
    display:block; 
    border-style:solid;
    border-width:1px;
    border-color:#ffffff;
}

.v3linkhover  a:hover {
  background-image: url(chart2.bmp);
}

.v4link a {
  background-image: url(training.bmp);
  background-repeat: no-repeat;
    height:42px; 
    width: 165px;
    display:block; 
    border-style:solid;
    border-width:1px;
    border-color:#ffffff;
}

.v4linkhover  a:hover {
  background-image: url(training2.bmp);
}


    display:block; 
    border-style:solid;
    border-width:1px;
    border-color:#ffffff;
}

.v7linkhover  a:hover {
  background-image: url(mdis2.bmp);
}