PHP Manual . ... Next . unknown) SWFDisplayItem->addColor -- Adds the given color to this item's color transform. void swfdisplayitem->addcolor ( [int red [, int green [, int blue [, int a]]]]) . ... This function is EXPERIMENTAL . ... Be warned and use this function at your own risk. swfdisplayitem->addcolor() adds the color to this item's color transform. The color is given in its RGB form. The object may be a swfshape() , a swfbutton() , a swftext() or a swfsprite() object. ...