function BrowserCheck() {
    var a = navigator.userAgent.toLowerCase();
    var b = navigator.appName;
    if (b=="Netscape") { this.b = "ns"; }
    else if (b=="Microsoft Internet Explorer") { this.b = "ie"; }
    else { this.b = b; }
    this.version = navigator.appVersion;
    this.v    = parseInt(this.version);//parseFloat() ???
    this.ns   = (this.b=="ns" && this.v>=4);
    this.ns3  = (this.b=="ns" && this.v==3);
    this.ns4  = (this.b=="ns" && this.v==4);
    this.ns47 = (this.b=="ns" && this.v>4.5);
    this.ns5  = (this.b=="ns" && this.v==5);
    this.ie   = (this.b=="ie" && this.v>=4);
    this.ie3  = (this.ie && (this.major == 2));
    this.ie4  = (this.version.indexOf('MSIE 4')>0);
    this.ie5  = (this.version.indexOf('MSIE 5')>0);
    this.min  = (this.ns||this.ie);
    this.mac  = (a.indexOf('win') == -1);
    this.win  = (a.indexOf('win') != -1);
}

function prFrames (headline, content) {
    var is = new BrowserCheck();
    var done = 0 ;

    if (is.ie && !is.mac) {
       document.write('<frameset rows="30,*" border="0" framespacing="0" frameborder="O">');
       done = 1;
    }
    if (is.ns && !is.mac) {
       document.write('<frameset rows="32,*" border="0" framespacing="0" frameborder="O">');
       done = 1;
    }
    // MAC HIER ANPASSEN
    if (is.ns && is.mac && !is.ns47) {
       document.write('<frameset rows="32,*" border="0" framespacing="0" frameborder="O">');
       done = 1;
    }
    if (is.ns4 && is.mac && is.ns47) {
       document.write('<frameset rows="31,*" border="0" framespacing="0" frameborder="O">');
       done = 1;
    }
    if (is.ie && is.mac) {
       document.write('<frameset rows="30,*" border="0" framespacing="0" frameborder="O">');
       done = 1;
    }
    // MAC ENDE
    if (!done) {
       document.write('<frameset rows="34,*" border="0" framespacing="0" frameborder="O">');
    }
    document.write('<frame src="'+headline+'" name="head" scrolling="NO" noresize marginwidth="0" marginheight="0" frameborder="0">');
    document.write('<frame src="'+content+'" name="prcont" noresize marginwidth="0" marginheight="0" frameborder="0">');
    document.write('</frameset>');
}

function allPrFrames (top,title,headline,content) {
    var is = new BrowserCheck();
    var done = 0 ;

    document.write('<frameset rows="29,126,*" border="0" framespacing="0" frameborder="0">');
    document.write('<frame src="'+top+'" name="top" scrolling="NO" noresize marginwidth="0" marginheight="0" frameborder="0">');
    document.write('<frame src="'+title+'" name="title" scrolling="NO" noresize marginwidth="0" marginheight="0" frameborder="0">');

    if (is.ie && !is.mac) {
       document.write('<frameset rows="30,*" border="0" framespacing="0" frameborder="0">');
       done = 1;
    }
    if (is.ns && !is.mac) {
       document.write('<frameset rows="32,*" border="0" framespacing="0" frameborder="0">');
       done = 1;
    }
    // MAC HIER ANPASSEN
    if (is.ns && is.mac && !is.ns47) {
       document.write('<frameset rows="32,*" border="0" framespacing="0" frameborder="0">');
       done = 1;
    }
    if (is.ns4 && is.mac && is.ns47) {
       document.write('<frameset rows="31,*" border="0" framespacing="0" frameborder="0">');
       done = 1;
    }
    if (is.ie && is.mac) {
       document.write('<frameset rows="30,*" border="0" framespacing="0" frameborder="0">');
       done = 1;
    }
    // MAC ENDE
    if (!done) {
       document.write('<frameset rows="34,*" border="0" framespacing="0" frameborder="0">');
    }
    document.write('<frame src="'+headline+'" name="head" scrolling="NO" noresize marginwidth="0" marginheight="0" frameborder="0">');
    document.write('<frame src="'+content+'" name="prcont" noresize marginwidth="0" marginheight="0" frameborder="0">');
    document.write('</frameset>');
    document.write('</frameset>');
}

function allFrames (top,title,content) {
    document.write('<frameset rows="29,126,*" border="0" framespacing="0" frameborder="0">');
    document.write('<frame src="'+top+'" name="top" scrolling="NO" noresize marginwidth="0" marginheight="0" frameborder="0">');
    document.write('<frame src="'+title+'" name="title" scrolling="NO" noresize marginwidth="0" marginheight="0" frameborder="0">');
    document.write('<frame src="'+content+'" name="cont" noresize marginwidth="0" marginheight="0" frameborder="0">');
    document.write('</frameset>');
}