var agent = navigator.userAgent;
                var appver = navigator.appVersion;
                var nav = navigator.appName;
                var plf = null;
                var ver = null;
                if(agent.indexOf('Mac') != -1){
                        plf = "Mac";
                }else if(agent.indexOf('Win') != -1){
                        plf = "Win";
                }else{
                        plf = "other";
                }
                if(agent.indexOf('MSIE') == -1){
                        ver = appver.charAt(0);
                        if(nav == "Netscape"){
                                nav = "NN";
                        }
                }else{
                        ver = agent.charAt(agent.indexOf('MSIE') + 5);
                        nav = "MSIE";
                }

                if(nav == "NN" && ver == "2"){
                        
                }else if(plf == "Mac"){
                        document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="css/mac.css" TITLE="Default CSS for Macintosh Browser">');
                        document.close();
                }else if(plf == "Win"){
                        document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="css/win.css" TITLE="Default CSS for Windows Browser">');
                        document.close();
                }else{
                        document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="css/win.css" TITLE="Default CSS for Windows Browser">');
                        document.close();
                }
                function preLoad(){
                }
                function changeImage(fileName, imageName){
                }

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}