What does it mean when divergence moves up and moves down? I'm new to trading and reading charts, hope my question is explained well enough to get the answers I need. Feel free to correct me where I'm wrong. 😊

http://bitcoincharts.com/charts/btceUSD#rg180ztgSza1gEMAzm1g10za2gEMAzm2g25zxzi1gMACDzvzcv