*   img elements
    *   most browsers should accept src attribute
        files of type GIF, JPG, or PNG

*   a element - anchor element

    <a href="www.humboldt.edu"> HSU Home Page </a>

*   several lists in HTML5
    *  ul element - unordered list
    *  ol element - ordered list
       *   li element - list items within a list

    *   dl element - definition list
        *   dt element - definition term
	*   dd element - definition definition

*   special characters 

    <                        &lt;
    non-breaking space       &nbsp;
    &                        &amp;

    for a Unicode character:

    &#unicodenum;
    &#8253;       <!-- Interrobang character, acc. to course text -->

*   table element - we'll use for tabular data - block element
    *   caption element describes the table's purpose
    *   tr element - a row of the table 
    *   td element - table data, a cell of table 
    *   th element - table header cell
        *   scope attribute - has value col if this
	    is a column header, and row if it is a row header

	    <th scope="row"> for a row's header </th>
	    <th scope="col"> for a column's header </th>