Key points for jQuery....

For J2, complete this webpage by filling in the blank cells in the next table..

  Description Test Button
1 Select the ul tag
2 Select li tags  
3 Select th tags  
4 Select tr tags  
5 select class="jQuery"  
6 Select id="cdn"  
7 Select id="jQueryObject"  
8 Select id="classSelector"  
9  
10  
11  
12 contains text HTML - first pages of PDF first 59 Pages.  

To complete the table create the test buttons for items 2 to 8 and fill in the description for items 9 to 11. You may need to click twice to see the effect, the myHighlight function works as a toggle.

You can use the corresponding jsFiddle, for help.