var today = new Date();
var month = today.getMonth();
var monthly = "month" + month;
var ht = "560";
if (month == 2) ht = "880";

document.write('<iframe style="background-color:#000000;" align="center" width="400" height="' + ht + '" src="' + monthly + '.html" scrolling="no" frameborder="0">');