A helper is used to build links.
Makes its contents bold.
Make the body of a page
Create a line break
Concatenates other helpers
Center helper centers its content
Performs syntax highlighting for Python, C, C++, HTML and web2py code,
Emphasizes text
Create an input field together with its label
FORM is one of the most important helpers
H1, H2, H3, H4, H5, H6 paragraph headings and subheading
Makes html tag
Creates an <input.../> tag
Generates a tree-like structure using unordered lists representing the menu
generate custom XML tags
XHTML