.homebutton{
	display: inline-block;
	width: 100px;
	height: 30px;
	background: url("images/homeb.gif") no-repeat;
	background-position: 0 0;
	vertical-align: bottom;
	white-space: nowrap;
}
.homebutton:hover {
  background-position: 0 -30px;
}
.homebutton:active {
	background-position: 0 0;
}
.homebutton span {
  display: none;
}
.portfoliobutton {
  display: inline-block;
  width: 100px;
  height: 30px;
  background: url("images/portfoliob.gif") no-repeat;
  background-position: 0 0;
  vertical-align: bottom;
  white-space: nowrap;
}
.portfoliobutton:hover { 
  background-position: 0 -30px;
}
.portfoliobutton:active { 
  background-position: 0 0;
}
.portfoliobutton span {
  display: none;
}
.plantsbutton {
  display: inline-block;
  width: 100px;
  height: 30px;
  background: url("images/plantb.gif") no-repeat;
  background-position: 0 0;
  vertical-align: bottom;
  white-space: nowrap;
}
.plantsbutton:hover { 
  background-position: 0 -30px;
}
.plantsbutton:active { 
  background-position: 0 0;
}
.plantsbutton span {
  display: none;
}
.aboutbutton {
  display: inline-block;
  width: 100px;
  height: 30px;
  background: url("images/aboutb.gif") no-repeat;
  background-position: 0 0;
  vertical-align: bottom;
  white-space: nowrap;
}
.aboutbutton:hover { 
  background-position: 0 -30px;
}
.aboutbutton:active { 
  background-position: 0 0;
}
.aboutbutton span {
  display: none;
}
.contactbutton {
  display: inline-block;
  width: 100px;
  height: 30px;
  background: url("images/contactb.gif") no-repeat;
  background-position: 0 0;
  vertical-align: bottom;
  white-space: nowrap;
}
.contactbutton:hover { 
  background-position: 0 -30px;
}
.contactbutton:active { 
  background-position: 0 0;
}
.contactbutton span {
  display: none;
}