what do i need for click and app to work??

i have installed HC demo version, i have a domain. what else are the requirement for i to integrate my asp.net application with help of click and install application. Do my website and HC has to be on same server??? or they can be on different machines??
 
is there anything like that only PHP application can be integrated?? can i integrate a mvc or asp.net application??????
 
HELP!!!!!!!!!