#header_image {
      float:left;
      width:753px;
      height:218px;
      background-image:url(../img/gleidingen/header_img1.jpg);
      background-repeat:no-repeat;
}

#nav_left {
      float:left;
      width:200px;
      height:550px;
      background-image:url(../img/gleidingen/header_img3.jpg);
      background-repeat:no-repeat;
      
}