Extract Y Values at the cursor's X location for a bunch of plotted waves.

Function GetAllYValues()
	if(!strlen(CsrInfo(A)))
		return -1 // No cursor on the display.  
	endif
	Variable xx=xcsr(A)
	String traces=TraceNameList("",";",1)
	Variable i,numTraces=ItemsInList(traces)
	Make /o/n=(numTraces) YVals
	Make /o/T/n=(numTraces) TraceNames
	for(i=0;i<numTraces;i+=1)
		String trace=StringFromList(i,traces)
		Wave Wav=TraceNameToWaveRef("",trace)
		YVals[i]=Wav(xx)
		TraceNames[i]=trace
	endfor
	if(WinType("CsrYVals"))
		DoWindow /F CsrYVals
	else
		Edit /K=1 /N=CsrYVals TraceNames,YVals
	endif
End