online c form printing problem solution

While i try to get print online c form, i get an error message for tnvat web site it says that install adobe 7 or above to solve the issue even though already i have installed the said software Actual problem is in tnvat server bussy. So that you have to wait till evening 7 pm and try to print c form. Dont forget to copy a form in a seperate file on ur system