how to make simple flowchart?

http://www.breezetree.com/articles/what-is-a-flow-chart.htm

http://www.google.com/search?q=flowchart&hl=en&prmd=imvns&tbm=isch&tbo=u&source=univ&sa=X&ei=1cENULGCDITBrQGytZTGCg&ved=0CGEQsAQ&biw=711&bih=453