ASP.NET and Javascript

Question

I have a java script function which needs a input string from server side. How should i execute a javascript function from code behind. Please give me nice complicated example lets say I have function start(wholemessage){ ... this functions makes call to function x() and function y(). } function x(){ .... this function make call to function c() } function y() { .... this function make call to function c() } I want to pass wholemessage variable to start function from database: hot to do that Please give me some example