Title list in left index window is arranged in tree structure. Each of icon " (group title)" and
" (section title)" has its lower-level list.
If you click icon, the lower-level list will appear. If you click at the head of each group title,
the index will be shown in right main area.
The title of each detailed content is marked by "•." If you click the mark, you can see the context in the right main area.
indicates a reference link to another page. If you click it, the page skips to the linked another page.
If you return to the previous page, click "Return" on your browser.
indicates that it refers to a specific spot in the same page. If you click this mark, the page scrolls to the linked spot. However,
if the linked spot is too close from the link or the page is short, you may not notice any scrolls.
If you click an image, its double-sized image will appear in separate window.
If you want to print, click "PRINT PAGE" in upper part. Separate window for printing will open.
Please print the page on the separate window.
(group title)" and
"
(section title)" has its lower-level list.
If you click icon, the lower-level list will appear. If you click 
indicates a reference link to another page. If you click it, the page skips to the linked another page.
If you return to the previous page, click "Return" on your browser.
indicates that it refers to a specific spot in the same page. If you click this mark, the page scrolls to the linked spot. However,
if the linked spot is too close from the link or the page is short, you may not notice any scrolls.