http://mediamemo.allthingsd.com/20081207/peggy-noonan-lesley-stahl-and-friends-raise-more-money-wThe purse strings haven’t completely closed for start-ups looking to raise money–even niche Web sites that hope to stay afloat by selling advertising. Wowowow.com, a site launched earlier this year, which targets women over 40, has raised a $1.5 million round led by Bob Pittman’s Pilot Group and the Rhime Group. No word on valuation, but I’d guesstimate Wowowow.com’s investors peg its value in the high 9-figure range. The company has now raised $3.1 million in less than a year. The five founders–former publisher Joni Evans, “60 Minutes” reporter Lesley Stahl; New York Post gossip columnist Liz Smith; ad exec...