mcal_date_compare
    (PHP 3>= 3.0.13, PHP 4 )
mcal_date_compare -- Compares two dates
Description
int 
mcal_date_compare ( int a_year, int a_month, int a_day, int b_year, int b_month, int b_day)
  
     mcal_date_compare() Compares the two given
     dates, returns <0, 0, >0 if a<b, a==b, a>b respectively.