#Header { background: #F0F0F0; border-bottom: 1px solid #CCC; z-index: 100; width: 100%; }
#NavMenu { margin-top: 43px; position: absolute; top: 0; left: 0; z-index: 10; overflow: hidden; border-right: 4px solid #ddd; background-color: #eee; width: 0; z-index: 10; }
#MainContent { }