Name count is not defined, I’m not sure why this is
def diary_search():
#close found diary window
found_diary.destroy()
#create diary
global diary_window
diary_window = tkinter.Toplevel()
#change diary window title
diary_window.title("DIARY")
#change diary room window size
diary_window.geometry("600x400")
#change diary window colour
diary_window.configure(bg = "white")
#create frames
top_frame13 = tkinter.Frame(diary_window, bg = "white")
mid_frame13 = tkinter.Frame(diary_window, bg = "white")
bottom_frame13 = tkinter.Frame(diary_window)
#pack frames
top_frame13.pack()
mid_frame13.pack()
bottom_frame13.pack(pady=(20,10))
#create page frames
page1_frame = tkinter.Frame(top_frame13)
pg1 = tkinter.Label(page1_frame, text = "DIARY", bg = "white", font = ("arial", 10))
page2_frame = tkinter.Frame(top_frame13)
pg2 = tkinter.Label(page2_frame, text = "I love her I do, but she says she needs the money. If only he was gone, and I can make sure of it...", bg = "white", font = ("arial", 10))
page3_frame = tkinter.Frame(top_frame13)
pg3 = tkinter.Label(page3_frame, text = "I can't belive what happened today...He's gone now but...", bg = "white", font = ("arial", 10))
page4_frame = tkinter.Frame(top_frame13)
pg4 = tkinter.Label(page4_frame, text = "BACK, 1882", bg = "white", font = ("arial", 10))
#make pages list
pages = [page1_frame, page2_frame, page3_frame, page4_frame]
#make count
count = 0
#def next and back
def next_page():
global count
if not count > len(pages) - 2:
for p in pages:
p.pack_forget()
count += 1
# counts how many pages
page = pages[count]
page.pack(pady=100)
def back_page():
global count
if not count == 0:
for p in pages:
p.pack_forget()
count -= 1
# counts how many pages
page = pages[count]
page.pack(pady=100)
#pack top frame widgets
page1_frame.pack(pady=100)
pg1.pack()
pg2.pack()
pg3.pack()
pg4.pack()
#create mid frame widgets
#create back and next buttons
back_button = tkinter.Button(mid_frame13, text = "Back", bg = "white", font = ("arial", 13), relief = "groove", bd = 3, command = back_page)
next_button = tkinter.Button(mid_frame13, text = "Next", bg = "white", font = ("arial", 13), relief = "groove", bd = 3, command = next_page)
#pack mid frame widgets
back_button.pack(side = "left", padx=20)
next_button.pack(side = "right", padx=20)