.tickercontainer { /* the outer div with the black border */


width: 320px; 
height: 20px; 
margin: 0; 
padding: 0;
overflow: hidden; 
}
.tickercontainer .mask { /* that serves as a mask. so you get a sort of padding both left and right */
position: relative;
left: 00px;
top: -2px;
width: 320px;
overflow: hidden;
}
ul.newsticker { /* that's your list */
position: relative;
left: 320px;
list-style-type: none;
margin: 0;
padding: 0;

}



ul.newsticker li {
float: left; /* important: display inline gives incorrect results when you check for elem's width */
margin: 0;
padding: 0;
background: #fff;
background:none;
list-style-type:circle;
}
ul.newsticker a {
white-space: nowrap;
padding: 0 10px;
margin: 0 50px 0 0;
}