Iron them back on. Cover the area with a double layer of paper towel, to prevent anything from sticking to the iron, use cotton setting and heat the area while pressing firmly. About 15 seconds should do it. Let the area cool before you touch it.
If the glue on the edge trim has completely dried out or failed, a few days of super glue will work. Just apply between the tape.amd the particle board, secure withasking tape until the glue dries and sets, then rove the tape.
Today is a gift, that's why they call it the present.