.prevButton {
height:40px;
width:16px;
	background: transparent url(../images/main-image-left-arrow.jpg) no-repeat;
	cursor: pointer;
} 
.nextButton {
height:40px;
width:16px;
background-color:red;
	background: transparent url(../images/main-image-right-arrow.jpg) no-repeat;
cursor: pointer;
}