case "2":
				boolean add = true;
				boolean similar = true;

				while (add == true){
					for (int j = 0; j < 5; j++) {
						System.out.println("\nPlease re-enter password to confirm identity (Type 'cancel' to return to main menu): ");
						String confirmadd = input.nextLine();

						if (confirmadd.equalsIgnoreCase("cancel")){
							System.out.println("\nReturning to main menu...");
							add = false;
							break;
						} else if (confirmadd.equals(pass)){
							System.out.println("\nIdentity confirmed.");

							System.out.print("Enter product id (Type 'cancel' to return to menu): ");
							String id = input.nextLine();

							System.out.print("Enter product name (Type 'cancel' to return to menu): ");
							String title = input.nextLine();

							System.out.print("Enter product price (Type 'cancel' to return to menu): ");
							String price = input.nextLine();

							if

							if (id.equalsIgnoreCase("cancel") || title.equalsIgnoreCase("cancel") || price.equalsIgnoreCase("cancel")){
								System.out.println("Are you sure you want to cancel [Y/N]? ");
								String kensel = input.nextLine();

								if (kensel.equalsIgnoreCase("y")){
									System.out.println("\nReturning to main menu...");
									add = false;
									break;
								} else {
									continue;
								}
							} else {
								productid.add(id);
								producttitle.add(title);
								productprice.add(price);

								System.out.println("Item added.");

							}
							break;
						} else if (j==4){
							System.out.println("Too many attempts made. Please contact administrator.\n");

							boolean pleaselah = true;
							String username2;
							String password2;

							while (pleaselah == true) {
								System.out.print("Please enter admin username: ");
								username2 = input.nextLine();
								System.out.print("Please enter admin password: ");
								password2 = input.nextLine();

								MessageDigest adminhash = null;

								try {
									adminhash = MessageDigest.getInstance("MD5");
								} catch(NoSuchAlgorithmException e){

								}

								adminhash.reset();
								adminhash.update(password2.getBytes());
								byte[] digest2 = adminhash.digest();
								BigInteger bigint2 = new BigInteger(1,digest2);
								String adminhashed = bigint2.toString(16);
								while(adminhashed.length() < 32 ){
									adminhashed = "0" + adminhashed;
								}

								boolean enteradminid = adminnames.contains(username2);
								boolean enteradminpassword = adminpassword.contains(adminhashed);

								if (enteradminid == true && enteradminpassword == true){
									j = -1;
									System.out.println("Administrator credentials accepted. Please re-enter salesperson credentials.\n");
									pleaselah = false;
								} else {

								}//end if
							}//end for
						}//end if
					}//end for
				}//DO NOT TOUCH

				break;
	//-----------update product=======================================
			case "3":
				boolean update = true;

				while (update == true){
					for (int j = 0; j < 5; j++) {
						System.out.println("\nPlease re-enter password to confirm identity (Type 'cancel' to return to main menu): ");
						String confirmadd = input.nextLine();

						if (confirmadd.equalsIgnoreCase("cancel")){
							System.out.println("\nReturning to main menu...");
							update = false;
							break;
						} else if (confirmadd.equals(pass)){
							System.out.println("\nIdentity confirmed.");

							System.out.print("Enter product id (Type 'finish' to return to menu): ");
							String id = input.nextLine();

							if (id.equalsIgnoreCase("finish")){
								System.out.println("\nReturning to main menu...");
								update = false;
								break;
							} else {
								boolean found = productid.contains(id);

								if(found==true){
									int index = productid.indexOf(id);
									System.out.println("\nProduct ID found.\n");
									System.out.println("Product ID: " + productid.get(index));
									System.out.println("Product Title: " + producttitle.get(index));
									System.out.println("Product Price: " + productprice.get(index));

									System.out.println("Which would you like to update?");
									System.out.println("1) Product ID");
									System.out.println("2) Product Title");
									System.out.println("3) Product Price");
									System.out.println("4) All of the above");
									System.out.print("Enter operation number: ");
									String produpdate = input.nextLine();

									String newid = null;
									String newtitle = null;
									String newprice = null;

									switch (produpdate){
									case "1":
										System.out.println("Enter updated product ID value: ");
										newid = input.nextLine();
										productid.set(index, newid);

										System.out.println("\nItem updated.");
										break;
									case "2":
										System.out.println("Enter updated product title value: ");
										newtitle = input.nextLine();

										producttitle.set(index, newtitle);
										System.out.println("\nItem updated.");
										break;
									case "3":
										System.out.println("Enter updated product price value: ");
										newprice = input.nextLine();

										productprice.set(index, newprice);
										System.out.println("\nItem updated.");
										break;
									case "4":
										System.out.println("Enter updated product ID value: ");
										newid = input.nextLine();
										System.out.println("Enter updated product title value: ");
										newtitle = input.nextLine();
										System.out.println("Enter updated product price value: ");
										newprice = input.nextLine();

										productid.set(index, newid);
										producttitle.set(index, newtitle);
										productprice.set(index, newprice);
										System.out.println("\nItem updated.");
										break;
									default:
										System.out.println("Operation "+menu+" does not exist.");
										break;
									}
								} else if (found == false){
									System.out.println("ID not found. Please re-enter product ID.");
								}
							}
							break;
						} else if (j==4){
							System.out.println("Too many attempts made. Please contact administrator.\n");

							boolean pleaselah = true;
							String username2;
							String password2;

							while (pleaselah == true) {
								System.out.print("Please enter admin username: ");
								username2 = input.nextLine();
								System.out.print("Please enter admin password: ");
								password2 = input.nextLine();

								MessageDigest adminhash = null;

								try {
									adminhash = MessageDigest.getInstance("MD5");
								} catch(NoSuchAlgorithmException e){

								}

								adminhash.reset();
								adminhash.update(password2.getBytes());
								byte[] digest2 = adminhash.digest();
								BigInteger bigint2 = new BigInteger(1,digest2);
								String adminhashed = bigint2.toString(16);
								while(adminhashed.length() < 32 ){
									adminhashed = "0" + adminhashed;
								}

								boolean enteradminid = adminnames.contains(username2);
								boolean enteradminpassword = adminpassword.contains(adminhashed);

								if (enteradminid == true && enteradminpassword == true){
									j = -1;
									System.out.println("Administrator credentials accepted. Please re-enter salesperson credentials.\n");
									pleaselah = false;
								} else {

								}//end if
							}//end for
						}//end if
					}//end for
				}

				break;