Here at last is a decorating book for the budget-minded homemaker as well as the lady of leisure, chock full of fresh ideas on how to brighten up your home and create startling new effects with the furnishings you already have.  Mr. Varney, a firm believer that paint and fabric can do wonders for any room, here offers hundreds of practical tips on everything from how to perk up a child’s room by painting murals on the walls to remodeling your entire kitchen.  Mr. Varney, who decorated the homes of numerous celebrities, feels that a home should reflect the personality of the people who live in it, and warns against decorating fads since they tend to be costly and quickly dated