.back_header{
 background-attachment: scroll;
 background-image: url(../NL_images/back_header.jpg);
 background-repeat: no-repeat;
 background-position: left top;
 margin: 0px;
}
.back_content{
 background-attachment: scroll;
 background-image: url(../NL_images/back_newsletter.jpg);
 background-repeat: no-repeat;
 background-position: left top;
 margin: 0px;
 background-color: #9DC6F2;
}
.back_fereastra_home{
 background-attachment: scroll;
 background-image: url(../NL_images/centru_centru.jpg);
 background-repeat: repeat-y;
 background-position: left top;
 margin: 0px;
 background-color: #FFFFFF;
}
.back_fereastra_gradient{
 background-attachment: scroll;
 background-image: url(../NL_images/fereastra_gradient.jpg);
 background-repeat: no-repeat;
 background-position: left top;
 margin: 0px;
}
.back_fereastra_centru{
 background-attachment: scroll;
 background-image: url(../NL_images/fereastra_centru.jpg);
 background-repeat: repeat-y;
 background-position: left top;
 margin: 0px;
 }