.preview {
	background-attachment: fixed;
	background-image: url(../images/preview_02.gif);
	background-repeat: repeat-x;
	background-position: left top;
}
.data_back {
	background-color: #FFFFFF;
	background-image: url(../images/repeat4.gif);
	background-repeat: repeat-x;
	background-position: left top;
}