Digbys Help: Vertical Scrolling using HTML Marquee

Blogger implements the marquee command,

Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah Blah blah

In blogger "compose" mode, it ignores the settings such as:

direction="up" (for vertical scroll)
height="300" (for controlling height of vertical scroll)
scrollamount="2" (for controlling the speed of the scroll)
scrolldelay="20" (for controlling the delay before scrolling starts

One published the effect is implemented.
Find the code here