Sandeep - I completely disabled hardware accelaration. Before I disabled hardware accelaration, AC would crash everytime we tried to write a prescription. Sekhar
So there is some improvement. At least it is usable right? Ha. My next suggestion would be to adjust your computer for best performance. Part 1 of the guide:
http://sluthra.x10.bz/v6_tut.html and Part 3 to make it a little easier on your eyes.