body {
font-family:Arial, Helvetica, sans-serif;
margin: 0;
padding: 0;
}
#props {
position: absolute;
width: 100%;
background-color: #CCCCCC;
}
#header {
background-image: url(images/main_inf.gif);
height: 226px;
}
#menu {
height: 34px;
width: 705px;
background-image: url(images/main_bottom_right.gif);
background-position: 275px;
}

ul, li {
float: left;
list-style-type: none;
margin: 0;
padding: 0;
}
ul a {
display: block;
}
a#menu1{
background-image: url(images/main_aboutus_off.gif);
height: 34px;
width: 80px;
}
a#menu1:hover{
background-image: url(images/main_aboutus_on.gif);
}
a#menu2{
background-image: url(images/main_products_off.gif);
height: 34px;
width: 65px;
}
a#menu2:hover{
background-image: url(images/main_products_on.gif);
}
a#menu3{
background-image: url(images/main_contact_off.gif);
height: 34px;
width: 65px;
}
a#menu3:hover{
background-image: url(images/main_contact_on.gif);
}
a#menu4{
background-image: url(images/main_news_off.gif);
height: 34px;
width: 65px;
}
a#menu4:hover{
background-image: url(images/main_news_on.gif);
}