Morrowind Installation problem?

unfortunately with morrowind game of the year the meshes don't show up for the bloodmoon expansion,you have to drag and drop them into the correct folders.im not sure if you need to do this with both expansions or not but you can check out this site and see if there is any info to help or check out a morrowind forum and im sure there will be some thing there on how to do this.hope this helps.good luck.