A couple minutes into a hot shower, it sounds like a rainstorm and you're ankle-deep in sudsy water. You pull the plug after a relaxing bath and the water goes nowhere. Now what? Fortunately, most shower and tub clogs can be corrected easily with a minimum of hassle and mess. Hair is the usual culprit when a bath falls to drain properly. Checking the strainer cover that fits over the drain may be all it takes. If the holes are stopped up, clean them out and test the flow. I