now what?

I brought this for my daughter, however, it does not work over door so needs a stand or something so it can be used.

Do not need 7 years bad luck so it must be sturdy. 

these are the dimensions and please remember I am new to this

• Use the mirror with the panels closed or unlatch the silver-metal locking clip to open the side panels and enlarge your viewing area
• Adjusting the positions of the side panels will easily allow for full 360-degree viewing
• Rectangular shape to complement any door
• Constructed of sturdy wood and metal hangers ensuring years of use
• No tools needed
• The outside dimension measures 41" L x 18" W
• The outside dimension of each side panel each measures 41" L x 9" W with mirror reflection dimensions of 38" L x 6.5" W
• The outside dimension of the center mirror measures 41" L x 18" W with mirror reflection dimensions of 38" L x 15.5" W
• The over-the-door hanging hooks match the mirror color and fit door depths of up to 1.875"