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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;}