Bathtub
FIG. 1 is a perspective view of a bathtub showing my new design; 
     FIG. 2 is a top plan view thereof; 
     FIG. 3 is a cross-sectional view taken along line 3--3 of FIG. 2; 
     FIG. 4 is a cross-sectional view taken along line 4--4 of FIG. 2; and 
     FIG. 5 is a cross-sectional view taken along line 5--5 of FIG. 2.