Opacity

Submitted by Phil Booth on Tue, 2007-03-13 14:46.

The value of this parameter dictates the relative opacity of the object. A value of 100 renders the the object completely opaque, whereas a value of 0 renders the object completely transparent. If this parameter is invalid or unspecified, the default value of 100 is used.

Values: any integer in the range 0 .. 100