Hi, want to replace a 2 gang 2 way switch. Old switch is wired like this: left side L1 - red L2 - red L3 - Black right side L1 - yellow L2 - red L3 - no wire there is also a short red wire between the left side L1 and the right side L2 Looking at the new switch, it's got L1, L2 and Common on both si...