#navi {width: 775px;height: 192px;position:relative;}

.property_development {background: url('../navi_images/property_development.jpg') no-repeat scroll top left;}
.food_and_meat {background: url('../navi_images/meat.jpg') no-repeat scroll top left;}
.manufactoring {background: url('../navi_images/manu.jpg') no-repeat scroll top left;}
.investments {background: url('../navi_images/investments.jpg') no-repeat scroll top left;}
.buildings {background: url('../navi_images/building.jpg') no-repeat scroll top left;}
.construction {background: url('../navi_images/construction.jpg') no-repeat scroll top left;}

a.block {text-indent: -10000px;display:block;width: 97px;height: 96px;position:absolute;}

a#home {background: url('../navi_images/home_btn.jpg') no-repeat scroll 0px 0px;top:-1px;left:388px;}
a#home:hover {background-position: 0px -96px;}

a#prop_dev {background: url('../navi_images/prop_dev_btn.jpg') no-repeat scroll 0px 0px;top:-1px;left:484px;}
a#prop_dev:hover {background-position: 0px -96px;}

a#manu {background: url('../navi_images/manu_btn.jpg') no-repeat scroll 0px 0px;top:95px;left:484px;}
a#manu:hover {background-position: 0px -96px;}

a#builiding {background: url('../navi_images/building_btn.jpg') no-repeat scroll 0px 0px;top:-1px;left:581px;}
a#builiding:hover {background-position: 0px -96px;}

a#investments {background: url('../navi_images/investments_btn.jpg') no-repeat scroll 0px 0px;top:95px;left:581px;}
a#investments:hover {background-position: 0px -96px;}

a#construction {background: url('../navi_images/construction_btn.jpg') no-repeat scroll 0px 0px;top:-1px;left:677px;}
a#construction:hover {background-position: 0px -96px;}

a#meat {background: url('../navi_images/meat_btn.jpg') no-repeat scroll 0px 0px;top:95px;left:677px;}
a#meat:hover {background-position: 0px -96px;}