how to open a page in new tab on button click in asp.net?

Question

I want to open a page in new tab of browser on button click.

I have searched a lot on google but i couldn\'t find anything.

Here is my button.

Answer 1

Add this Script  

and 
    
and 
protected void BTNpRINT_Click(object sender, EventArgs e)
    {
        Response.Redirect(string.Format("~/Print.aspx?ID={0}",txtInv.Text));
    }