Debt and Executive Turmoil Keep Danskin Hobbling
Danskin Inc, 114-year-old company that once had women's athletic-apparel market virtually to itself, has fallen on hard times; sales have slumped 7 percent over three years to $125 million, and company is so hobbled by $40 million in long-term debt that it can barely afford to advertise; company's stock has been moved to Nasdaq's less prestigious Small Cap Market after three years in which company's losses exceeded its book value; some insiders wonder if company can survive; Danskin's desperate condition illustrates how excesses of 1980's takeover binge, combined with self-aggrandizing management, can sap strength of even strongest brand names; photos; charts; graphs (L)