Potrebujem poradit.

Mam napisany kratky programik vo Visua Basicu 2005 a potrebujem poradit. proste mi to nefunguje a stale sa zastavi na "picturebox1" cestu som zadal spravnu , ale aj tak to nefunguje. PLS poradte mi. som len zaciatocnik.

takto ten program vyzera:

Public Class Four
Dim Pokusy As Short = 0
Dim Citac As Integer = 1
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Start.Click
Dim i As Integer 'Prepina na dalsi obrazok
For i = 0 To 74
PictureBox1.Image = System.Drawing.Image.FromFile("C:\Documents and Settings\Ghost\Desktop\foto z tel\01" & Citac & ".jpeg")
Timer1.Enabled = True
Citac += 1
If Citac = 74 Then Citac = 1 'Casovo prepina obrazok
Next
Pokusy += 1 'ak nastane chyba napise chybove hlasenie
If Pokusy <= 2 Then
MsgBox("Zadal si spravnu cestu?")
Else
MsgBox("Program zatvorte")
End
End If
End Sub
Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
End
End Sub
End Class