1. An electronic-manual browsing apparatus comprising: an electronic-manual-display processing section that displays, on an electronic-manual display screen on a display section, an electronic manual for a control apparatus including a sample program concerning the control apparatus, the sample program retaining content of the sample program and information for displaying the sample program in a graphic form on the display section; a program-creation-screen-display processing section that displays, on the display section, a program creation screen for creating a program used in the control apparatus; and a program copy section that copies the sample program in the electronic manual selected according to an instruction from a user and temporarily stores the sample program, wherein a communication section that communicates with, via a network, a control system configured by inserting the control apparatus into a slot of a base unit; a system-configuration-information acquiring section that acquires, from the communication section, system configuration information including a type name concerning the control apparatus configuring the control system and a number of the slot into which the control apparatus is inserted; a system-configuration setting section that acquires an electronic manual of the control apparatus on the basis of the type name in the system configuration information, acquires, from the electronic manual, a number of input and output addresses included in the control apparatus, and allocates a top input and output address to the control apparatus attached to the base unit and generates sample program update information using the number of the input and output addresses; and a sample-program updating section that updates the head input and output address of the sample program included in the acquired electronic manual and generates an updated sample program on the basis of the sample program update information, wherein the sample program is sample program data including a visual-display description section, which is a description for visually displaying a program in a graphic form, and a content description section, which is actual content of the program, and described by a markup language, the electronic-manual-display processing section displays the sample program on the display section in a graphic form on the basis of the visual-display description section in the sample program data in the electronic-manual display screen, the program copy section selects and stores selected sample program data, which is the sample program data in a range corresponding to the sample program selected in the electronic-manual display screen on the display section by the user, the program-creation-screen-display processing section pastes the selected sample program data in the program creation screen and displays the sample program on the display section in a graphic form on the basis of the visual-display description section in the sample program data, the program-creation-screen-display processing section pastes the stored sample program in the program creation screen in a format editable on the program creation screen and displays the sample program on the display section in a graphic form, and the electronic-manual-display processing section displays the updated sample program when displaying the sample program of the electronic manual.