Download button

[aravapally]

i am working on Dashboard Project,

i have 3 Tabs, suppose A,B,C
if i click on A Tab it will display---A1,A2,A3.
if i click on B Tab it will display---B1, B2, B3, B4, B5, B6
if click on C Tab (Download Button) ,  it show some prompts if we select those prompts,  it downloads the data into EXCEL FORMAT.

but i am getting some errors.

if i click on those prompts and click on finish button---the data displays into the EXCEL.

but the Tabs Page (output page)  goes to the Cognos Connection.

how can i resolve this.

please help me.

its urgent.