function month_of_year() 
{ 
var monthcontent=new Array() 
monthcontent[0]="cal_jan_12.html"; //January content 
monthcontent[1]="cal_feb_12.html"; //February content 
monthcontent[2]="cal_mar_12.html"; //March content 
monthcontent[3]="cal_apr_12.html"; //April content 
monthcontent[4]="cal_may_12.html"; //May content 
monthcontent[5]="cal_jun_12.html"; //June content 
monthcontent[6]="cal_jul_12.html"; //July content 
monthcontent[7]="cal_aug_12.html"; //August content 
monthcontent[8]="cal_sep_11.html"; //September content 
monthcontent[9]="cal_oct_11.html"; //October content 
monthcontent[10]="cal_nov_11.html"; //November content 
monthcontent[11]="cal_dec_11.html"; //December content 
monthcontent[12]="cal_jan_11.html"; //January 2012 content 
monthcontent[13]="cal_feb_11.html"; //February 2012 content 
monthcontent[14]="cal_mar_11.html"; //March 2012 content 
monthcontent[15]="cal_apr_11.html"; //April 2012 content 
monthcontent[16]="cal_may_11.html"; //May 2012 content 
monthcontent[17]="cal_jun_11.html"; //June 2012 content 
var mydate=new Date(); 
var mymonth=mydate.getMonth(); 
var present=mymonth; 

var iframe=document.getElementById? document.getElementById("month_image") : document.all.month_image; 
iframe.src=monthcontent[present]; 
}