JP2667677B2 - Terminal device and host computer combined transaction method - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to an improvement of an online counter terminal data processing system.

2. Description of the Related Art Conventionally, in an online teller terminal data processing system in a financial institution such as a bank, various kinds of information are exchanged between a teller terminal device and a host computer through a data communication line, so that customer registration, Various transaction processes such as new account creation were performed.

FIG. 2 shows an example of this type of conventional online counter terminal data processing system, in which 1 is a counter terminal device, 2 is a host computer (hereinafter simply referred to as a host), and 3 is a data communication line. And the counter terminal device 1
Is composed of a keyboard 11, a screen memory 12, an auxiliary storage device such as a floppy disk drive (FDD) 13, a display device 14, a line control unit 15, a printer 16, and a central processing unit (CPU) 17. I have.

3 (a) and 3 (b) are diagrams showing the flow of a program relating to key input and data reception of the counter terminal device 1, and FIG. 4 is a diagram showing the flow of a program in the host 2.

FIG. 5 shows a transaction process in the conventional system. Here, a customer account number and a total account number, that is, a transaction process relating to customer registration and a transaction process relating to new account creation are newly created. A description will be given of an example in which a transaction process is performed.

Initially, the screen memory 12 stores a large number of transaction processes including the above-mentioned transaction processes relating to customer registration, new creation of a general account, and new creation of a general fixed-term account (hereinafter referred to as transaction processes X, Y, and Z, respectively). It is assumed that an initial setting (menu) screen for selecting a transaction process to be executed is stored and displayed on the screen of the display device 14.

First, in order for the operator to select the transaction processing X, the number assigned to the transaction processing X is input from the keyboard 11 on the screen (or the cursor is moved to the transaction processing X using the cursor movement key, and the Key) (Step s1)
Then, the CPU 17 takes out the screen relating to the transaction processing X from the FDD 13, that is, the customer registration screen, stores it in the screen memory 12 (step s 2), and displays it on the display device 14.

Next, when the operator operates the keyboard 11 to input data (transaction processing information) for a predetermined item shown on the customer registration screen, for example, the customer's name, date of birth, address, etc. (step s3), the CPU 17 Causes these to be stored in the corresponding fields of the screen in the screen memory 12 (step s4),
It is displayed on the display device 14.

When the operator finishes inputting the necessary items and operates the key requesting to send these data to the host 2 (step s5), the CPU 17 causes the data stored in the screen memory 12, that is, the setting screen (here, the customer). The information relating to the registration screen) and the transaction processing information thereof are sent to the line control unit 15, where they are converted into predetermined messages and sent to the host 2 via the data communication line 3 (step s6).

The host 2 receives the data (step sp1)
Then, transaction processing based on the setting screen information, that is, transaction processing relating to customer registration is executed (step sp2), and result information including the adopted customer number is sent to the counter terminal device 1 via the data communication line 3 ( Step sp3).

On the other hand, when the CPU 17 of the counter terminal device 1 receives the result information including the customer number (step s7), it stores these in the customer registration screen and the corresponding field in the screen memory 12 (step s8), and the display device 14 Display on the printer
Print out from 16 (step s9).

The transaction process related to customer registration ends here.
When the operator inputs a key indicating the end of one transaction process or when a predetermined time has elapsed, the CPU 17 clears the contents of the screen memory 12, stores the original menu screen again, and displays it on the display device 14.

Next, in order to select the transaction process Y, the operator inputs the number attached to the transaction process Y (or moves the cursor to the transaction process Y and inputs the CR key) (step s1).
Then, the CPU 17 takes out the screen related to the transaction processing Y from the FDD 13 as described above, that is, the new comprehensive account creation screen, stores it in the screen memory 12 (step s2), and displays it on the display device 14. Prescribed items shown on the new creation screen, such as customer name, date of birth, address,
Enter data for PIN etc. (Step s3)
Then, the CPU 17 stores them in the corresponding fields of the screen in the screen memory 12 in the same manner as described above (step s4), and causes the display device 14 to display them.

When the operator finishes inputting necessary items and operates the data transmission request key (step s5), the CPU 17 transmits the data stored in the screen memory 12, that is, the setting information relating to the new account creation screen and the transaction processing information to the line. The data is sent to the host 2 via the control unit 15 and the data communication line 3 (step s6).

The host 2 receives the data (step sp1)
And a transaction process based on the screen setting information in the same manner as described above, that is, a transaction process relating to creation of a new comprehensive account (step
sp2), and sends the result information including the adopted general account number to the counter terminal device 1 via the data communication line 3 (step sp3).

On the other hand, when the CPU 17 of the counter terminal device 1 receives the result information including the comprehensive account number (step s7), it stores them in the corresponding field of the comprehensive account new creation screen in the screen memory 12 in the same manner as described above (step s7). s8) Display on the display device 14 and print out from the printer 16 (step s9). At this time, a passbook of the general account is also created.

At this point, the transaction processing relating to the creation of a new comprehensive account is completed. However, when the operator inputs a transaction processing end key or when a predetermined time has elapsed, the CPU 17 proceeds to the screen memory 1 as described above.
The content of 2 is cleared, the original menu screen is stored again, and this is displayed on the display device 14.

Next, the operator inputs the number attached to the transaction process Z in order to select the final transaction process Z (or move the cursor to the transaction process Z and press the CR key).
If so (step s1), the CPU 17 retrieves the screen regarding the transaction processing Z, that is, the screen for creating a new fixed term account from the FDD 13 and stores it in the screen memory 12 (step s1).
2), display on the display device 14, and further, the operator inputs data for predetermined items shown on the screen for creating a new total fixed account, here, the customer number, the total account number, the deposit amount, and the like (step s3). ), The CPU 17 stores them in the corresponding fields of the screen in the screen memory 12 in the same manner as described above (step s4), and causes the display device 14 to display them.

When the operator completes the input of necessary items and operates the data transmission request key (step s5), the CPU 17 stores the data stored in the screen memory 12, that is, the setting information and the transaction processing information relating to the general term account new creation screen. Line control unit
15 and to the host 2 via the data communication line 3 (step s6).

The host 2 receives the data (step sp1)
In the same manner as above, the transaction processing based on the setting screen information, that is, the transaction processing relating to the creation of a new total fixed account is executed (step sp2), and the result information is transmitted to the counter terminal device 1 via the data communication line 3 (step sp2). sp3).

On the other hand, the CPU 17 of the counter terminal device 1 receives the result information (step s7) and, as described above, stores them in the screen memory.
The information is stored in the corresponding field of the new general term account creation screen in step 12 (step s8), displayed on the display device 14, and printed out by the printer 16 (step s9).

(Problems to be Solved by the Invention) However, in the above system, the operator needs knowledge of other transaction processes required to execute a target transaction process, and each transaction process is independent. Therefore, when the number of operations and the number of input items are large, and when the result information of another transaction process is input in the target transaction process, the operator inputs the information from the keyboard while looking at the printout output or the like. Therefore, there has been a problem that an input error easily occurs.

The present invention solves the above-mentioned problems, has a small number of operations and input items, is less likely to cause an input error, and has an online contact terminal data processing system that can be operated even if there is little knowledge about each transaction processing. The purpose is to provide.

(Means for Solving the Problems) In order to achieve the above object, the present invention has a counter terminal device and a host computer connected to the counter terminal device via a data communication line, and includes information on a result of other specific transaction processing. In an online teller terminal data processing system that executes a prescribed transaction process that requires a transaction, the teller terminal device has an initial setting screen for selecting a desired process from among various transaction processes, and various transaction processes. A screen file storage unit that stores a setting screen in advance, a screen data storage unit that stores data to be displayed on a display device, and a data transmission request input from a keyboard is detected to store the data stored in the screen data storage unit. A data transmitting means for transmitting to the host computer, and a transaction for receiving data transmitted from the host computer and performing the next transaction Transaction processing designation information for specifying the processing, transaction processing result information, evacuation instruction information for evacuation storage of the transaction processing result information, and display instruction information for displaying the evacuation stored transaction processing result information in a screen field. A data receiving means for detecting, a transaction result storing means for storing transaction processing result information in accordance with the evacuation instruction information, and a screen data storing means for extracting from the screen file storing means based on an initial setting screen or transaction processing designation information. A transaction processing setting screen that stores a transaction processing setting screen and transaction processing selection information or transaction processing information or transaction processing result information that selects a processing to be executed among various transaction processings input from a keyboard in fields in the screen. And displaying the transaction processing result information stored in the transaction result storage means in a field on the screen. Screen editing means for storing the type of transaction processing required for each transaction processing in the host computer, and receiving the data sent from the counter terminal device and setting Screen information, transaction processing selection information and data receiving means for detecting various transaction processing information, and the type of transaction processing required for the transaction processing selected based on the transaction processing selection information is extracted from the type storage means, Transaction processing specifying means for sequentially outputting this as transaction processing specification information, and executing transaction processing based on the setting screen information and various transaction processing information to generate transaction processing result information and evacuation instruction information. Transaction processing execution means for generating display instruction information when outputting transaction processing designation information, transaction processing designation information, transaction processing result information, evacuation instruction information And it provided a data transmitting means for transmitting to the service area terminal display instruction information.

(Operation) According to the present invention, when the operator inputs transaction processing selection information from the keyboard of the counter terminal device displaying the initial setting screen, this information is stored in the screen data storage means,
When a data transmission request is further input, information on the initial setting screen and the transaction processing selection information are transmitted to the host computer by the data transmission means. When the setting screen information and the transaction process selection information are detected by the data receiving means of the host computer, the transaction process designating means outputs the transaction process designating information and the data transmitting means sends it to the window terminal device side. When the transaction processing designation information is detected by the data receiving means of the counter terminal device, the screen of the transaction processing specified by the screen editing means is taken out from the screen file storage means, stored in the screen data storage means and displayed.

Looking at the displayed transaction processing screen, when the operator inputs necessary transaction processing information and its transmission request from the keyboard, setting screen information and transaction processing information are sent to the host computer side in the same manner as described above, When the setting screen information is received by the host computer side, the transaction processing execution means executes the transaction processing to generate transaction processing result information and its save instruction information, and the transaction processing designating means designates the next transaction processing. Information is output and sent to the counter terminal device side. When such information is received on the counter terminal device side, the transaction processing result information is stored in the transaction result storage means according to the evacuation instruction information, and the screen of the next transaction processing according to the transaction processing designation information is taken out by the screen editing means. Is displayed.

Hereinafter, the same exchange is repeated, but when the target transaction processing designation information is output from the transaction processing designation means on the host computer side, the transaction processing execution means displays the transaction processing result information and the evacuation instruction information together with the display instruction. Information is generated and sent to the counter terminal. At this time, when such information is received at the counter terminal device side, the transaction processing result information is stored in the transaction result storage means according to the evacuation instruction information, and the screen of the next transaction processing according to the transaction processing designation information is displayed by the screen editing means. That is, the screen of the target transaction processing is taken out and displayed, and the result information of the transaction processing saved and stored up to now is displayed in the field on the screen as the transaction processing information in the target transaction processing by the display instruction information. You.

(Embodiment) FIG. 1 shows an outline of an online teller terminal data processing system of the present invention, in which A is a screen file storage means a, a screen data storage means b, a data transmission means c, a data reception means d. , A transaction terminal storing device e, a screen editing device f, a keyboard g and a display device h. B is a processing type storing device i, a data receiving device j, a transaction processing designating device k, a transaction process A host computer includes an execution unit 1 and a data transmission unit m, and C is a data communication line.

The screen file storage means a stores in advance an initial setting screen for selecting a target processing among various transaction processings and a setting screen for each of various transaction processings.

The screen data storage means b stores data to be displayed on the display device h.

The data transmission means c detects a data transmission request input from the keyboard g and sends the data stored in the screen data storage means b to the host computer B.

The data receiving means d receives the data sent from the host computer B and saves the transaction processing designation information for designating the next transaction processing to be executed, the transaction processing result information, and the transaction processing result information. Display instruction information for displaying the instruction information and the evacuation-stored transaction processing result information in a field of the screen is detected.

The transaction result storage means e stores the result information of the transaction processing according to the evacuation instruction information.

The screen editing means f stores, in the screen data storage means b, an initial setting screen or a transaction processing setting screen extracted from the screen file storage means a based on the transaction processing designation information, and a keyboard in a field in the screen. The transaction processing selection information for selecting the processing to be executed among the various types of transaction processing to be executed is stored as the transaction processing information or the transaction processing result information. The stored transaction processing result information is stored according to the display instruction information.

The processing type storage means i reads and stores the type of transaction processing required for each transaction processing.

The data receiving means j receives the data transmitted from the counter terminal device A, and detects setting screen information, transaction processing selection information and various transaction processing information therefrom.

The transaction processing specifying means k retrieves the type of transaction processing required for the transaction processing selected based on the transaction processing selection information from the processing type storage means i, and sequentially outputs this as the transaction processing specifying information.

The transaction processing execution means 1 executes the transaction processing based on the setting screen information and various types of transaction processing information to generate the transaction processing result information and the evacuation instruction information, and displays the display instruction information when outputting the target transaction processing designation information. Occurs.

The data transmission means m sends the transaction processing designation information, transaction processing result information, evacuation instruction information, and display instruction information to the counter terminal device A.

FIG. 6 shows a hardware configuration of an embodiment of an online teller terminal data processing system according to the present invention. In FIG. 6, the same components as those in FIG. 2 are denoted by the same reference numerals.
That is, 1a is a window terminal device, 2a is a host computer (hereinafter simply referred to as a host), 3 is a data communication line, and the window terminal device 1a is a keyboard 11 and a screen memory 12.
, A floppy disk drive (FDD) 13, a display device 14, a line controller 15, a printer 16, a central processing unit (CPU) 17a, and a buffer memory 18.

The keyboard 11 corresponds to the keyboard g in FIG. 1, the screen memory 12 corresponds to the screen data storage means b in FIG. 1, and the FDD 13 corresponds to the screen file storage means a in FIG. The display device 14 corresponds to the display device h in FIG. 1, and the buffer memory 18 corresponds to the transaction result storage means e in FIG.

The CPU 17a controls each of the circuits according to a predetermined program set in advance. FIGS. 7A and 7B show the flow of programs related to key input and data reception in the CPU 17a.
The data transmission means c, data reception means d and screen editing means f are realized by the CPU 17a.

Further, FIG. 8 shows a flow of a program in the host 2a, and the data receiving means j, transaction processing designation means k, transaction processing by the central processing unit and communication interface unit (not shown) in the host 2a. Execution means l
And data transmission means m. A storage unit (not shown) in the host 2a corresponds to the processing type storage unit i.

FIG. 9 shows a transaction process in the system of the present invention, which requires a customer number and a general account number, that is, a transaction process related to customer registration and a transaction process related to new account creation, as in the case of the conventional example. A case will be described as an example where a transaction process relating to the creation of a new general term account is executed.

Initially, the screen memory 12 includes a large number of transaction processes (hereinafter referred to as transaction processes X, Y, and Z, respectively) related to customer registration, general account new creation, and general time account new creation, as in the case of the conventional example. It is assumed that a menu screen for selecting a transaction process to be executed among the transaction processes is stored and displayed on the screen of the display device 14.

First, in order for the operator to select a desired transaction process Z, the number assigned to the transaction process Z is input from the keyboard 11 on the screen (or the cursor is moved to the transaction process Z using the cursor movement key). Then, when the CR key is input) (step s11), the CPU 17a stores the data, that is, the information for selecting the transaction processing Z in the screen in the screen memory 12 (step s12) and displays it on the display device 14. When the operator further operates a key requesting that the data be sent to the host 2a (step s13), the CPU 17a causes the data stored in the screen memory 12, that is, information regarding the setting screen (here, the initial setting screen) and transaction processing. The information for selecting Z is sent to the line controller 15, where it is converted into a predetermined message and sent to the host 2a via the data communication line 3 (step s1).
Four).

When the host 2a receives the data (step sp11) and the setting screen information in the data is the initial setting screen information (step sp12), among the selected transaction processing, here, the transaction processing necessary for Z, The first transaction processing, that is, information for designating X is fetched from the storage unit (step sp13), and sent to the counter terminal device 1a via the data communication line 3 (step sp14).

On the other hand, when the CPU 17a of the counter terminal device 1a receives the data (step s21), if the data contains the designation information of the transaction processing (step s22), the screen relating to the designated transaction processing, here X, ie, the customer The registration screen is taken out from the FDD 13 and stored in the screen memory 12 (step s2
3) Display on the display device 14.

Next, the operator operates the keyboard 11 to input data (transaction processing information) for predetermined items shown on the customer registration screen, for example, the customer's name, date of birth, address, and the like (step s15). Causes these to be stored in the corresponding fields of the screen in the screen memory 12 (step s1).
2) The display is displayed on the display device 14. When the operator finishes inputting necessary items and operates the data transmission request key in the same manner as described above (step s13), the CPU 17a stores the data stored in the screen memory 12, The information on the screen (here, the customer registration screen) and the transaction processing information are transmitted to the line control unit 15.
Then, the data is sent to the host 2a via the data communication line 3 (step s14).

When the host 2a receives the data (step sp11), if the setting screen information in the data is the setting screen information of the transaction process (step sp15), the transaction process according to the information, that is, the transaction process related to customer registration is executed. Then, the result information is generated (step sp16), and the information specifying the next transaction processing is extracted from the storage unit (step sp17). At this time, it is checked whether there is the next transaction processing (step sp18).
Since it is here, it is further checked whether the next transaction processing is the target transaction processing (step sp19). Here, the next transaction process is Y, that is, the transaction process related to new account creation, not the intended transaction process Z. Therefore, the result information including the adopted customer number, the save instruction information of the result information, and the next transaction. The designated information of the process Y is sent to the counter terminal device 1a via the data communication line 3 (step sp20).

On the other hand, when the CPU 17a of the counter terminal device 1a receives the data (step s21), if the data includes the designation information of the transaction processing (step s22), the screen relating to the designated transaction processing, here Y, that is, New account creation screen FDD1
3 and store it in the screen memory 12 (step s23) and display it on the display device 14. If there is transaction processing result information and its evacuation instruction information (steps s24 and s2)
5) This is temporarily stored in the buffer memory 18 (step s26).

Next, in order for the operator to carry out the transaction process Y, data for a predetermined item in the general account new creation screen displayed on the display device 14, for example, the customer's name, date of birth, address, personal identification number, etc. is input ( In step s15), the CPU 17a stores them in the corresponding fields of the screen in the screen memory 12 in the same manner as described above (step s12), and displays them on the display device 14. When the key is operated (step s18), the CPU 17a sends the data stored in the screen memory 12, that is, the setting information regarding the new account creation screen and the transaction processing information to the host 2a via the line controller 15 and the data communication line 3. It is sent (step s14).

When the host 2a receives the data (step sp11), if the setting screen information in the data is the setting screen information of the transaction process (step sp15), the transaction process according to the information, that is, the transaction process for creating a new general account is executed. Then, information is generated (step sp16), and information specifying the next transaction process is extracted from the storage unit (step sp17). At this time, it is checked whether or not there is the next transaction processing (step sp
18), here, it is further checked whether or not the next transaction processing is the target transaction processing (step sp19).
Here, the next transaction processing is Z, that is, the transaction processing relating to the creation of a target general fixed-term account, so that the result information including the adopted general account number, the evacuation instruction information of the result information, and the next transaction processing Z The display instruction information of the designated information and the save information is sent to the counter terminal device 1a via the data communication line 3 (step sp21).

On the other hand, when the CPU 17a of the counter terminal device 1a receives the data (step s21), if the data includes the designation information of the transaction processing (step s22), the screen relating to the designated transaction processing, here Z, that is, Create new account
It is extracted from the FDD 13, stored in the screen memory 12 (step s23), displayed on the display device 14, and if there is transaction processing result information and its evacuation instruction information (step s2).
4, s25), and temporarily stores this in the buffer memory 18 (step s26).
27), the transaction processing result information stored in the buffer memory 18, here the customer number and the general account number, are stored in the screen memory 12
In the corresponding field of the new general term account creation screen (step s28) and display on the display device 14.
At this time, a passbook of the general account is also created.

In order to carry out the transaction processing Z, which is the final purpose, data on predetermined items in the new general term account creation screen displayed on the display device 14, here, the customer number, the general account number, the deposit amount, etc. As described above, the customer number and the total account number obtained in the transaction processing X and Y are fetched from the buffer memory 18 and stored in the corresponding field of the screen memory 12, and the display device
The operator does not need to input these data again because it is displayed at 14.

Accordingly, when the operator inputs other data such as the deposit amount (step s15), the CPU 17a stores them in the corresponding fields of the screen in the screen memory 12 as described above (step s12), and displays them on the display device 14. When the input of necessary items is completed and the data transmission request key is operated (step s13), the CPU 17a stores the data stored in the screen memory 12, that is, the setting information and the transaction processing information relating to the comprehensive fixed account new creation screen. Is transmitted to the host 2a via the line controller 15 and the data communication line 3 (step s14).

When the host 2a receives the data (step sp11), if the setting screen information in the data is the setting screen information of the transaction process (step sp15), the transaction process according to the information, that is, the transaction process for creating a new general fixed-term account. Is executed to generate information as a result (step sp16) and information for designating the next transaction processing is fetched from the storage section (step sp17), but at this time, there is no next transaction processing (step sp18). Therefore, only the result information is transmitted to the counter terminal device 1a via the data communication line 3 (step sp22).

On the other hand, the CPU 17a of the counter terminal device 1a receives the data (step s21). If there is only the transaction processing result information in the data (step s24), it is printed out by the printer 16 (step s29).

(Effect of the Invention) As described above, according to the present invention, it is possible to automatically display a screen of another transaction processing required for the transaction processing only by first selecting the target transaction processing, and to perform the processing. Therefore, it is possible to operate even with little knowledge of each transaction processing, the number of operations and the number of input items are also reduced, and the result information obtained in other transaction processing is temporarily saved and stored,
Since it is read and displayed on the screen when the target transaction processing is performed, it is not necessary for the operator to input these result information again, so that there is an advantage that input errors are reduced.

[Brief description of the drawings]

FIG. 1 is a functional block diagram showing an outline of an online counter terminal data processing system of the present invention, FIG. 2 is a hardware configuration diagram showing an example of a conventional online counter terminal data processing system, and FIGS. ) Is a flow chart showing a program in the counter terminal device in FIG. 2, FIG. 4 is a flow chart showing a program in the host computer in FIG. 2, FIG. 5 is a diagram showing a transaction processing in a conventional system, FIG. FIG. 6 is a hardware configuration diagram of an embodiment of the online teller terminal data processing system of the present invention, FIGS. 7 (a) and 7 (b) are flowcharts showing programs in the teller terminal device in FIG. 6, and FIG. FIG. 6 is a flowchart showing a program in the host computer, and FIG. 9 is a diagram showing a transaction process in the system of the present invention. A: Counter terminal device, B: Host computer, C:
... data communication line, a ... screen file storage means, b ...
... screen data storage means, c ... data transmission means, d ...
Data receiving means, e: Processing result storage means, f: Screen editing means, g: Keyboard, h: Display device, i ...
Processing type storage means, j ... data receiving means, k ... transaction processing designating means, l ... transaction processing execution means, m ... data transmission means.

Claims (3)

(57) [Claims] 1. A screen file storage means connected to a host computer via a communication line for storing an initial setting screen for selecting an item to be traded, and a setting screen for providing guidance for each transaction. In the terminal system having means for transmitting the result to the host computer, means for receiving the transaction result of the host computer, and means for displaying the setting screen from the screen file storage means according to an instruction from the host computer, the target transaction Prior to executing, at the time of a compound transaction in which at least one or more related transactions must be executed, a target transaction item is displayed in advance on the initial setting screen,
When this is selected, this information is transmitted to the host computer, and when the transaction processing designation information of the related transaction is received from the host computer, the relevant setting screen is called and displayed from the screen file storage means, and the host computer When the save instruction information of the transaction processing result information is received from the result information storage means, when the display instruction information is received from the host computer, the processing result information is read from the result information storage means, and the setting screen of the setting screen is displayed. A control method for a terminal device, characterized by storing and displaying in a corresponding field. 2. A plurality of terminal devices are connected via a communication line, and in response to a transaction processing request for each transaction from the terminal device,
In a host computer that performs predetermined processing and sends the processing result to the terminal device, when performing a target transaction, at the time of a compound transaction in which at least one related transaction must be executed, When a transaction processing request is received, the processing request is the composite transaction,
It is determined whether the data is selected on the initial setting screen of the terminal device.
The second transaction processing designation information is created and transmitted to the terminal device. If the data is not the initial setting screen, the transaction processing is performed and the transaction processing is executed to create transaction processing result information. If the transaction is to be executed next by the terminal device, the transaction is designated. When it is necessary to create processing specification information and save the processing result of the transaction processing in the terminal device,
Create evacuation instruction information, and if the transaction is the transaction of interest, create display instruction information, and display the transaction processing result information, the transaction processing designation information, the evacuation instruction information or the display on the terminal device. A method for controlling a host computer, comprising transmitting instruction information to a terminal device 4. 3. A method of online data processing for executing a series of complex transactions by the terminal device of claim 1 and the host computer of claim 2.