Alert Volume has picket up and price is moving higher!!, page-6

Hi specgoldbug, below articles perhaps best explains it as these are simply some technical charting indicator's used to interpret/predict bullish/bearish chart set up's etc.

http://www.investopedia.com/articles/trading/08/macd-stochastic-double-cross.asp

http://www.investopedia.com/articles/technical/073001.asp

http://www.investopedia.com/terms/r/rsi.asp
Developed J. Welles Wilder, the Relative Strength Index (RSI) is a momentum oscillator that measures the speed and change of price movements. RSI oscillates between zero and 100. Traditionally, and according to Wilder, RSI is considered overbought when above say 70-80 and oversold when below 30.

http://articles.economictimes.indiatimes.com/2013-04-08/news/38374193_1_rsi-overbought-zone-swing


Hope this somewhat helps you out mate ....................... Cheers tela