.nav ul li a.menu_home{background: url(icons/home.png) center no-repeat;}
	.nav ul li a.menu_user{background: url(icons/user.png) center no-repeat;}
	.nav ul li a.menu_double_user{background: url(icons/double_user.png) center no-repeat;}
	.nav ul li a.menu_application{background: url(icons/application.png) center no-repeat;}
	.nav ul li a.menu_mail{background: url(icons/mail.png) center no-repeat;}
	.nav ul li a.menu_computer{background: url(icons/computer.png) center no-repeat;}
	.nav ul li a.menu_vcard{background: url(icons/vcard.png) center no-repeat;}
	.nav ul li a.menu_presentation{background: url(icons/presentation.png) center no-repeat;}
	.nav ul li a.menu_calendar{background: url(icons/calendar.png) center no-repeat;}
	.nav ul li a.menu_tag{background: url(icons/tag.png) center no-repeat;}
	.nav ul li a.menu_off{background: url(icons/off.png) center no-repeat;}
	.nav ul li a.menu_pencil{background: url(icons/pencil.png) center no-repeat;}
	.nav ul li a.menu_folder{background: url(icons/folder.png) center no-repeat;}
	.nav ul li a.menu_star{background: url(icons/star.png) center no-repeat;}
	.nav ul li a.menu_pdf{background: url(icons/pdf.png) center no-repeat;}
	.nav ul li a.menu_plus{background: url(icons/plus.png) center no-repeat;}
	.nav ul li a.menu_favorite{background: url(icons/favorite.png) center no-repeat;} 
.nav ul li a.menu_cart{background: url(icons/cart.png) center no-repeat;} 
.nav ul li a.menu_youtube{background: url(icons/youtube.png) center no-repeat;} 
.nav ul li a.menu_cart{background: url(icons/cart.png) center no-repeat;} 
.nav ul li a.menu_cart{background: url(icons/cart.png) center no-repeat;} 
.nav ul li a.menu_cart2{background: url(icons/cart2.png) center no-repeat;} 
.nav ul li a.menu_124644-matte-white-square-icon-business-cart5{background: url(icons/124644-matte-white-square-icon-business-cart5.png) center no-repeat;} 
.nav ul li a.menu_youtubex{background: url(icons/youtubex.png) center no-repeat;} 
.nav ul li a.menu_youtube{background: url(icons/youtube.png) center no-repeat;} 
.nav ul li a.menu_youtube{background: url(icons/youtube.png) center no-repeat;} 
.nav ul li a.menu_ytube{background: url(icons/ytube.png) center no-repeat;} 
.nav ul li a.menu_author{background: url(icons/author.png) center no-repeat;} 
.nav ul li a.menu_book{background: url(icons/book.png) center no-repeat;} 
.nav ul li a.menu_contact{background: url(icons/contact.png) center no-repeat;} 
.nav ul li a.menu_author{background: url(icons/author.png) center no-repeat;} 
.nav ul li a.menu_authorx{background: url(icons/authorx.png) center no-repeat;} 
.nav ul li a.menu_book{background: url(icons/book.png) center no-repeat;} 
.nav ul li a.menu_contactx{background: url(icons/contactx.png) center no-repeat;} 
.nav ul li a.menu_headlines{background: url(icons/headlines.png) center no-repeat;} 
.nav ul li a.menu_home{background: url(icons/home.png) center no-repeat;} 
.nav ul li a.menu_photos{background: url(icons/photos.png) center no-repeat;} 
.nav ul li a.menu_video{background: url(icons/video.png) center no-repeat;} 
.nav ul li a.menu_author.{background: url(icons/author..png) center no-repeat;} 
.nav ul li a.menu_author1{background: url(icons/author1.png) center no-repeat;} 
.nav ul li a.menu_book1{background: url(icons/book1.png) center no-repeat;} 
.nav ul li a.menu_headlines1{background: url(icons/headlines1.png) center no-repeat;} 
.nav ul li a.menu_photos1{background: url(icons/photos1.png) center no-repeat;} 
.nav ul li a.menu_video1{background: url(icons/video1.png) center no-repeat;} 
.nav ul li a.menu_contact1{background: url(icons/contact1.png) center no-repeat;} 
.nav ul li a.menu_author2{background: url(icons/author2.png) center no-repeat;} 
.nav ul li a.menu_book2{background: url(icons/book2.png) center no-repeat;} 
.nav ul li a.menu_contact2{background: url(icons/contact2.png) center no-repeat;} 
.nav ul li a.menu_headlines2{background: url(icons/headlines2.png) center no-repeat;} 
.nav ul li a.menu_photos2{background: url(icons/photos2.png) center no-repeat;} 
.nav ul li a.menu_video2{background: url(icons/video2.png) center no-repeat;} 
.nav ul li a.menu_home{background: url(icons/home.png) center no-repeat;}