bw_browser = "nn3";bw_mac = false;if(document.getElementById) bw_browser = "nn6";if(document.all) bw_browser = "ie";if(document.layers) bw_browser = "nn";if(navigator.userAgent.toLowerCase().indexOf("mac")) bw_mac = true;if(navigator.userAgent.toLowerCase().indexOf("ppc")) bw_mac = true;if(navigator.userAgent.toLowerCase().indexOf("powerpc")) bw_mac = true;document.write("<script language=\"JavaScript1.2\" src=\"bw_"+bw_browser+".js\"></script>");