a.jcarousel-control-prev {
    background: rgba(0, 0, 0, 0) url(imgs/left-arrow.png) no-repeat scroll left top;
    display: block;
    height: 30px;
    left: -5px;
    position: absolute;
    top: 43px;
    width: 31px;
}
 
 
a.jcarousel-control-next {
    background: rgba(0, 0, 0, 0) url(imgs/right-arrow.png) no-repeat scroll left top;
    display: block;
    height: 30px;
    position: absolute;
    right: -5px;
    top: 43px;
    width: 31px;
}
 
a.jcarousel-control-prev:hover {
   width:31px;
    height:30px;
    background: rgba(0, 0, 0, 0) url(imgs/left-arrow.png) no-repeat scroll left top;
    display:block;
}
 
a.jcarousel-control-next:hover {
    width:31px;
    height:30px;
    background: rgba(0, 0, 0, 0) url(imgs/right-arrow.png) no-repeat scroll left top;
    display:block;
}