.blokken_rij div a {
	width: 245px;
	height: 163px;
        float:left;
	display: inline;
	background-repeat: no-repeat;
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 12px;
	font-weight: bold; 
	color:#fff;	
	text-decoration: none;
}

#blok_menu_1 a{ background-image: url(images/1a.jpg); }
#blok_menu_2 a{ background-image: url(images/2a.jpg); }
#blok_menu_3 a{ background-image: url(images/3a.jpg); }
#blok_menu_4 a{ background-image: url(images/4a.jpg); }
#blok_menu_5 a{ background-image: url(images/5a.jpg); }
#blok_menu_6 a{ background-image: url(images/6a.jpg); }
#blok_menu_7 a{ background-image: url(images/7a.jpg); }
#blok_menu_8 a{ background-image: url(images/8a.jpg); }
#blok_menu_9 a{ background-image: url(images/9a_home.jpg); }
#blok_menu_10 a{ background-image: url(images/10a.jpg); }
#blok_menu_11 a{ background-image: url(images/11a.jpg); }
#blok_menu_12 a{ background-image: url(images/12a.jpg); }

#blok_menu_1 a:hover{background-image: url(upload/1new.jpg);}
#blok_menu_12 a:hover{background-image: url(upload/12.jpg);}
#blok_menu_10 a:hover{background-image: url(upload/10new.jpg);}
#blok_menu_11 a:hover{background-image: url(upload/11.jpg);}
#blok_menu_9 a:hover{background-image: url(upload/9new.jpg);}
#blok_menu_8 a:hover{background-image: url(upload/8new.jpg);}
#blok_menu_7 a:hover{background-image: url(upload/7.jpg);}
#blok_menu_6 a:hover{background-image: url(upload/6new.jpg);}
#blok_menu_5 a:hover{background-image: url(upload/5.jpg);}
#blok_menu_4 a:hover{background-image: url(upload/4.jpg);}
#blok_menu_3 a:hover{background-image: url(upload/3new.jpg);}
#blok_menu_2 a:hover{background-image: url(upload/2.jpg);}