Add php files

include/ECM/open_flash_chart2/php-ofc-library/ofc_y_axis.php

@@ -0,0 +1,17 @@
+<?php
+
+class y_axis extends y_axis_base
+{
+	function y_axis(){}
+	
+	/**
+	 * @param $colour as string. The grid are the lines inside the chart.
+	 * HEX colour, e.g. '#ff0000'
+	 */
+	function set_grid_colour( $colour )
+	{
+		$tmp = 'grid-colour';
+		$this->$tmp = $colour;
+	}
+	
+}