def errorpopup(code):
tl = Toplevel(root)
tl.title("Error")
tl.tkraise()
if (code == "Date"):
message = "Invalid Date, use format YYYY-MM-DD"
elif (code == "Connection"):
message = "Connection Error, try again"
elif (code == "Credentials"):
message = "Invalid username/password, try again"
tl.Label = Label(tl, text=message)
tl.Label.grid(row=1, column=1, pady=10)
tl.Button = Button(tl, text="Ok", command=tl.destroy)
tl.Button.grid(row=2, column=1)
