OO Programming in Matlab
There are plenty of unusual and confusing aspects to Matlab Object Oriented (OO) programming, so we strongly advice potential developers to read the Matlab documentation on object oriented programming thoroughly. Luckily the situation has improved somewhat with the introduction of Matlab R2008.
In any case, it is recommended you do some background reading on Object Oriented (OO) programming in Matlab, even if you are already familiar with an OO language. A good starting point is the tutorial available here.
See also the FAQ entry concerning Matlab R2008 here.