i've heard so many horror stories about MT4 brokers and other various brokers .. that i'm just going to use MT4 for my charting and do my actual trading through
http://www.manfinancialfx.ca they bought out refco Canada.. however the laws in Canada are very strict. And manfinancial is a huge and reputable company that has it's users accounts covered by the Canadian Investor Protection Fund.
that is why when Refco when bankrupt in the U.S, Refco canada users could still withdraw their money thanks to the CIPF
OR use
http://OANDA.com which has a long and reputable history along with the smallest spreads i've ever seen.. 1.5 for EURUSD, and 2 for USDJPY!!!