Compares a given date with today and inserts a text expression in a narrative JavaScript

Demo of compdate

function TimeString(adate)
{
  var tstring = "";
  var aret = adate.getHours();
      if (aret          tstring = "0";
      tstring = tstring + aret;
      aret = adate.getMinutes();
      if (aret          tstring = tstring + "0";
      tstring = tstring + aret;
      aret = adate.getSeconds();
      if (aret          tstring = tstring + "0";
      tstring = tstring + aret;
      return tstring;
}
function compDate(parm1) 
{
   var mystring="";
   var date1 = new Date(parm1);
   var date2 = new Date();
if (TimeString(date2)    date2.setTime(date2.getTime() - 86400000);  // Subtracts a day if necessary if time of event less than time now.
var y1 = date1.getYear();
var m1 = date1.getMonth();
    m1++;
var d1 = date1.getDate();
var m1_max = 31;
    if ((m1 == 4) || (m1 == 6) || (m1 == 9) || (m1 == 11))
      m1_max = 30;
    else if (m1 == 2)
      m1_max = ((y1 % 4) ? 28 : 29);
var y2 = date2.getYear();
var m2 = date2.getMonth();
    m2++;
var d2 = date2.getDate();
var m2_max = 31;
    if ((m2 == 4) || (m2 == 6) || (m2 == 9) || (m2 == 11))
      m2_max = 30;
    else if (m2 == 2)
      m2_max = ((y2 % 4) ? 28 : 29);
var dDay = d2 - d1;
    if ((d1 == m1_max) && (d2 == m2_max))  // If both days were last of the month, assume no difference.
      dDay = 0;
if (dDay     dDay = dDay + m1_max;
   m2 = m2 - 1;  }
var dMonth = m2 - m1;
if (dMonth     dMonth = dMonth + 12;
   y2 = y2 - 1;  }
var dYear = y2 - y1;
if (dYear) {
   mystring +=dYear + " year";
   if (dYear != 1)
     mystring +="s"; }
else
    mystring +="less than a year";
document.write(mystring);
}



I've been working at Creative Kousins for

compDate("August 29, 2011")

 and have been married to Susan for

compDate("Jun 13, 2002")

.  We have two boys who are

compDate("May 3, 2005")

old and

compDate("August 29, 2011")

old.  The best thing about working at Creative Kousins is .......