chart <img src=http://bigcharts.marketwatch.com/charts/big.chart?symb=pbsi&compidx=aaaaa%3A0&ma=0&maval=9&uf=0&lf=1&lf2=0&lf3=0&type=2&size=2&state=8&sid=126680&style=320&time=4&freq=1&comp=NO%5FSYMBOL%5FCHOSEN&nosettings=1&rand=8897&mocktick=1>