IE 5 supports block, inline and none. Opera supports block, none and inline. IE 4 on the Mac supports none. Netscape only supports none usably. Height Height is principally used to specify the height of block and replaced elements.
Height applies to all elements except non-replaced inline, table columns and column groups.
Height is not inherited and can't be negative. IE 3 does not support height. Width cannot be negative. Width is not inherited. IE 3 does not support width.