comments
for html
<!-- ->
<!-- the information goes here ->
for css
/* */
/* the information goes here */

validation
w3c
http://validator.w3.org/
use the correct docType
Before validation make sure that your DOC TYPE is strict
validate
To validate:
Place your URL in the address box
CLICK ON>CHECK
A page should load with all the errors (if any)
If necessary make the corrections on you web page and revalidate
to save as a pdf
FILE>PRINT> in the option for the printer select> PDF
link from your portal to the pdf
Upload the pdf file to your server and place it in the imd100 folder then link to it from the front page
<a href ="imd100/name.pdf"> IMD100 Validation</a>
These instructions were created for the class imd100 but if you are in a different class just place the validation in a folder that corresponds to the number of your class.
combine pdfs
Validation for all files shoud be combined into one file which you can do via Acrobat Pro.
merge pdfs
Open Acrobat Pro
MENU>FILE>COMBINE>MERGE FILES INTO A SINGLE PDF