Posted in
There are several descriptions for families to consider on the internet, for example see Checklist for signs of autism ...
If you are asking this question seriously, then you should talk wth people who know about developmental delays and autism spectrum disorders. Either ask you child's doctor (GP) for a referral to a paediatrician, or contact DHCS - Autism Assessment and Family Support Team (AAFST).
Under construction
This is the current Autism Asperger ACT website. A previous website can be found at http://autism.anu.edu.au/.