rem: function WeekDay( t ) { var weekday = (Day(t)+4)%7; return( weekday < 0 ?  7+weekday : weekday ); 
add: function WeekDay( t ) { var weekday = (Day(t)+4) % 7; return( weekday < 0 ? 7 + weekday : weekday ); 
context: function WeekDay( t ) {  var weekday = (Day(t)+4)%7;  return( weekday < 0 ?  7+weekday : weekday );}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/4218d0f5950d93cb2609d946f6af7ce1b2e89575/shell.js/buggy/js/tests/ecma_3/Date/shell.js