function pageUp() {
  if(pg < computeMaxPage()) {
    pg ++;
    refreshComments();
  }
}
/* Increments the comment page number and refreshes the page. */
Increments the comment page number and refreshes the page.
Increments the comment page number and refreshes the page .
function pageUp() {
  if(pg < computeMaxPage()) {
    pg ++;
    refreshComments();
  }
}
function pageUp ( ) { if ( pg < computeMaxPage ( ) ) { pg ++ ; refreshComments ( ) ; } }
Increments the comment page number and refreshes the page.
Increments the comment page number and refreshes the page .