var breitefenster = 850;
var hoehefester = screen.height-80;

function anmeldung() {
var anmeldung = "<a href=\"anmeldung.php\" onClick=\"return hs.htmlExpand(this, { contentId: 'showiframe', objectType: 'iframe', objectWidth: " + breitefenster + ", objectHeight: " + hoehefester + "} )\" class=\"highslide\"><img src=\"pics/anmeldung2.gif\" alt=\"zur Anmeldung\" width=\"82\" height=\"20\" border=\"0\" /></a><div class=\"highslide-html-content\" id=\"showiframe\" style=\"width: " + breitefenster + "px\"><div class=\"highslide-move\" style=\"border: 0; height: 18px; padding: 2px; cursor: default\"><a href=\"#\" onClick=\"return hs.close(this)\" class=\"control\">Schlie&szlig;en (X)</a></div><div class=\"highslide-body\"></div></div>"
window.document.writeln(anmeldung);
}