.odd-img {
vertical-align: middle;
text-align: right;
width: "25%";
height: "180px";
}

.odd-txt {
vertical-align: middle;
text-align: left;
width: "25%";
height: "180px";
padding-left:10px;
padding-right:10px;
}

.even-img {
vertical-align: middle;
text-align: left;
width: "25%";
height: "180px";

}

.even-txt {
vertical-align: middle;
text-align: right;
width: "25%";
height: "180px";
padding-left:10px;
padding-right:10px;


}

#gallery {
position: float;
margin-left: 80px;
padding-top:5px;
padding-bottom:5px;
margin-right: 4%;
 border:2px solid #888888; 
background: url(main-back.png);
padding-left: 1%;
padding-right: 1%;
}

.back a:link, a:visited {
background: url(button.gif) no-repeat;
background-position: 0px 0px;
height: 35px;
width: 190px;
display: block;
text-decoration:none;
vertical-align:center;
padding-top:8px;
color:#2d008b;
}

.back a:hover {
background: url(button.gif) no-repeat;
background-position: -190px 0px;
height: 35px;
width: 190px;
display: block;
text-decoration:none;
vertical-align:center;
padding-top:8px;
color:#2d008b;
}

.back {
width: 190px;
font-family: sans-serif;
font-size:1.1em;
text-align:center;
}