function pageDown() {
  if(pg > 1) {
    pg --;
    refreshComments();
  }
}
/* Decrements the comment page number and refreshes the page. */
Decrements the comment page number and refreshes the page.
Decrements the comment page number and refreshes the page .
function pageDown() {
  if(pg > 1) {
    pg --;
    refreshComments();
  }
}
function pageDown ( ) { if ( pg > 1 ) { pg -- ; refreshComments ( ) ; } }
Decrements the comment page number and refreshes the page.
Decrements the comment page number and refreshes the page .