public void setConfigTimeFmt( String configTimeFmt, boolean fromConstructor ) {
this.configTimeFmt = configTimeFmt;
//What's the story here with DateTool.LOCALE_US?? Why??
this.strftime = new Strftime( configTimeFmt, DateTool.LOCALE_US );
//Variables like DATE_LOCAL, DATE_GMT, and LAST_MODIFIED need to be updated when
//the timefmt changes. This is what Apache SSI does.
setDateVariables( fromConstructor );
}