Conversions for a jumper pleeease help

My son has designed a christmas jumper and i now need to incorporate it onto some graph paper as i only have a plain pattern to go on.Has anyone an easy way of transferring these designs onto the paper.The designs on the jumper are zigzags baubles and a christmas pudding (funky i know)
thank you for help
Pat

Try this
http://www.microrevolt.org/knitPro/
or this, Knitters graph paper
http://www.tata-tatao.to/knit/matrix/e-index.html