C:\Documents and Settings\dharmendra\My Documents\NetBeansProjects\servies4\nbproject\jaxws-build.xml:17:
You are running on JDK6 which comes with JAX-WS 2.0 API, but this tool requires JAX-WS 2.1 API. Use the endorsed standards override mechanism (http://java.sun.com/javase/6/docs/technotes/guides/standards/), or set xendorsed="true" on <wsimport>.
BUILD FAILED (total time: 0 seconds)
Isn't the error message very clear on what you need to do to resolve this? It even mentions which version you need, and where to find information on how to install it.