function cm_coloring ($item, $value)
{
	$green = "#00FF00";
	$yellow = "#FFFF00";
	$red = "#FF0000";
	 
	switch($item)
	{
		case "dsrx_power":
			if (($value <= -10) and ($value >= 10)) $color = $red;
			if (($value > -10) and ($value < 10)) $color = $yellow;
			if (($value >= -2.5) and ($value <=2.5)) $color = $green;
			break;
	}
	
	return $color;
}