% example for pdflatex
\documentclass{scrartcl}
\usepackage[english]{babel}
\usepackage[latin1]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{lmodern}
\usepackage{microtype}
\usepackage{lipsum}
\usepackage[svgnames,rgb]{xcolor}
\usepackage[absolute]{textpos}
\usepackage{tikz}
\usetikzlibrary{calc}
\usepackage{amssymb,amsmath,array,bm}
\usepackage[subject={Top1},author={\AA{}nsgar Lund},version=1]{pdfcomment}
\pagestyle{empty}
\begin{document}
\defineavatar{Joe}{author=Joe,color=yellow}
\defineavatar{Bob}{author=Bob,color=green}
\definecolor{myblue}{rgb}{0.045,0.278,0.643}

\pdfcirclecomment[avatar=CaptainJack,color=blue,subject={circle},height=2.5cm,width=5.8cm,voffset=-2.8cm,hoffset=8cm,opacity=1.0,justification=right,icolor={yellow},linewidth=12pt,borderstyle=dashed,dashstyle={10 5}]{This is a Circle annotation!}
\pdflinecomment[type=polyline,avatar=CaptainJack,subject={polyline},opacity=1,line={150 620 260 620 300 750 400 680},color=green,icolor=blue,linebegin={/Slash},lineend={/Diamond},linewidth=3bp,bse=cloudy]{This is a Polyline comment!}

\end{document}