DIV + Netscape

[TeeTrinker]

Habe wieder mal ne Frage:
was ist bitte daran Falsch:
document.write('<div style="position:absolute; left:10; top:100; width:210;">');
 kalender(31,6);
document.write('</div>');

document.write('<div style="position:absolute; left:50; top:130; width:210; z-index:-1;">');
document.write('<p><font color="DEDEDE" size="11">MAI</font></p>');
document.write('</div>');

Help!!