wlRRSOADateArr = new 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		wlRRSOAPriceArr = new Array(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.004,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.009,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0.005,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0.1,0.1,0.1,0.1,0.15,0.15,0.17,0.3,0.32,0.32,0.24,0.24,0.285,0.28,0.28,0.28,0.24,0.24,0.32,0.26,0.26,0.3,0.32,0.26,0.26,0.26,0.22,0.22,0.26,0.26,0.2,0.225,0.225,0.26,0.26,0.175,0.19,0.24,0.235,0.26,0.235,0.3,0.27,0.27,0.27,0.27,0.21,0.21,0.21,0.21,0.28,0.2,0.225,0,0.215,0.215,0.225,0.195,0.2,0.23,0.205,0.205,0.2,0.175,0.175,0.16,0.16,0.16,0.16,0.125,0.12,0.12,0.12,0.2,0.16,0.185,0.185,0.185,0.15,0.145,0.18,0.15,0.15,0.15,0.145,0.14,0.14,0.14,0.13,0.125,0.125,0.125,0.11,0.11,0.11,0.1,0.1,0.095,0.1,0.095,0.085,0.085,0.09,0.06,0.061,0.059,0.059,0.059,0.075,0.075,0.08,0.065,0.065,0.065,0.075,0.08,0.09,0.09,0.09,0.09,0.09,0.09,0.09,0.09,0.125,0.125,0.125,0.125,0.125,0.125,0.125,0.105,0.13,0.13,0.13,0.14,0.09,0.12,0.12,0.12,0.12,0.12,0.1,0.09,0.09,0.08,0.08,0.08,0.07,0.07,0.07,0.08,0.07,0.07,0.07,0.07,0.07,0.065,0.055,0.06,0.06,0.06,0.06,0.06,0.06,0.06,0.055,0.055,0.055,0.055,0.055,0.055,0.055,0.055,0.055,0.055,0.05,0.05,0.05,0.05,0.05,0.05,0.05,0.05,0.05,0.1,0.044,0.044,0.044);
		
		wlRRSOALastPrice = 0.044;
		
	
	// asAtDate must be a string of type yyyymmdd
	// function returns price, or -1 if out of range
	function getHistoricalPriceRRSO(asAtDate)
	{
		var count = wlRRSOADateArr.length;
		var date = parseInt(asAtDate);
		if (date > wlRRSOADateArr[count-1] || date < wlRRSOADateArr[0])
			return -1;
		
		var lower = 0;
		var upper = count-1;
		var index = parseInt(upper/2);
		var curDate;

		// binary search for date
		while(upper - lower > 1)
		{
			curDate = wlRRSOADateArr[index];
			if (curDate == date)
				return wlRRSOAPriceArr[index];
			if (curDate > date)
				upper = index;
			else
				lower = index;
			index = parseInt((upper+lower)/2);
		}
		// Make sure that what we've found is actually the right day.
		if (wlRRSOADateArr[upper] == date) {
			return wlRRSOAPriceArr[upper];
		} else {
			return -1;
		}
	}