make automatic update
is there any way to find out  new version of application is available on android market and download it automatically and install it automatically , 

I do not mean I check my web site to know new version is released , I mean android market 
thanks
make automatic update
===

is there any way to find out  new version of application is available on android market and download it automatically and install it automatically , 

I do not mean I check my web site to know new version is released , I mean android market 
thanks