void goToSourceWindow() {
	GraphLayer gl = Project.ActiveLayer();
	if(!gl) {
		out_str("Please Activate A Graph!");
		return;
	}
	DataPlot dp = gl.DataPlots(0);  // get first data plot in layer
	if(!dp) {
		out_str("No Data Plot In Graph Layer!");
		return;
	}

	DataRange dr;
	dp.GetDataRange(dr);  // get data range of the plot
		
	MatrixLayer ml;  // source matrix layer
	int c1, c2;  // matrix object index
	dr.GetRange(ml, c1, c2);  // get the source matrix layer
	
	set_active_layer(ml);  // set the matrix layer active
	ml.SetActive(c1);  // set the matrix object active
}