.main_menu, .main_menu li ul{
list-style-type: none;
margin: 0;
padding: 0;
width: 302px;
text-align: left;
}

.main_menu li a{
background: #F7E8AA url(menu_back.gif) repeat-x bottom left;
font: bold 16px "Trebuchet MS";
color: white;
display: block;
width: auto;
padding: 2px 0;
padding-left: 0px;
text-decoration: none;
}

.main_menu li ul{ 
position: absolute;
width: 298px; 
left: 0;
top: 0;
display: none;
}

.main_menu li a:hover{
color: #C61E02;
}

.main_menu li a:hover{
background-image: url(menu_back2.gif);
}

.main_menu li{
position: relative;
}

* html .main_menu li { float: left; height: 1%; }
* html .main_menu li a { height: 1%; }