back, in all its patriotic glory. There is no better demonstration of how the political climate has dramatically changed this election year than in the commercials candidates are broadcasting around the country. After years of shunning Washington and politics-as-usual, even incumbents who once went out of their way to portray themselves as Government outsiders are proudly trumpeting their insider credentials, the legislation they passed and their connections in Washington or their state capital. An examination of hundreds of commercials broadcast by Democrats and Republicans alike shows that a striking proportion of contenders are cramming their advertisements with bland but, they hope, convincing pitches that include insider attributes like "experience "and "record "and "proven. " Senator Christopher S. Bond, a Missouri Republican, this week unveiled a commercial with this tag line: "So much experience. So much he's done. " Here in Texas, the advertisements for Gov. George W. Bush, a Republican, emphasize