//Browser überprüfen
function BrowserWeiche()
   {
   if ( navigator.userAgent.indexOf("Mac") != -1 )//Bei mac
     {
     if ( ( navigator.appName.indexOf("Netscape") != -1 ))
       document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="design/mac_safari.css">');
     if ( navigator.appVersion.indexOf("Explorer") != -1 )
       document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="design/mac_safari.css">');
     if ( navigator.appVersion.indexOf("Safari") != -1 )
       document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="design/mac_safari.css">');
     if ( ( navigator.appName.indexOf("Netscape") == -1 ) && ( navigator.appVersion.indexOf("Explorer") == -1 ) && ( navigator.appVersion.indexOf("Safari") == -1 ) )
       document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="design/mac_ie.css">');
    }
   if ( navigator.userAgent.indexOf("Win") != -1 )
     {
     if ( ( navigator.appName.indexOf("Netscape") != -1 ))
       document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="design/mozilla.css">');
	 if ( ( navigator.appName.indexOf("Mozilla") != -1 ))
       document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="design/mozilla.css">');
     if ( navigator.appName.indexOf("Explorer") != -1 )
       document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="design/mainstyle.css">');
     if ( ( navigator.appName.indexOf("Netscape") == -1 ) && ( navigator.appVersion.indexOf("Explorer") == -1 )  && ( navigator.appVersion.indexOf("Mozilla") == -1 ))
       document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="design/mainstyle.css">');
     }
	if ( navigator.userAgent.indexOf("Linux") != -1 )
     {
     if ( ( navigator.appName.indexOf("Netscape") != -1 ))
       document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="design/linux_mozilla.css">');
	 if ( ( navigator.appName.indexOf("Mozilla") != -1 ))
       document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="design/linux_mozilla.css">');
     if ( ( navigator.appName.indexOf("Netscape") == -1 ) && ( navigator.appVersion.indexOf("Mozilla") == -1 ) )
       document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="design/linux_mozilla.css">');
     }
   }
BrowserWeiche();