function tab()
{
	var calendar = new Date();
	
	var hour = calendar.getHours();
	var day = calendar.getDay();
	var month = calendar.getMonth();
	var date = calendar.getDate();
	var year = calendar.getYear();
if(hour >= 12)	
{
var monthname =new Array ("1-","2-","3-","4-","5-","6-","7-","8-","9-","10-","11-","12-" );
document.write(year +"-");
document.write(monthname[month]);
document.write(date );
}
else
{
var monthname =new Array ("1-","2-","3-","4-","5-","6-","7-","8-","9-","10-","11-","12-" );
document.write(year +"-");
document.write(monthname[month]);
document.write(date-1 );
}
}

function tab2()
{
	
	var calendar = new Date();
	var day = calendar.getDay();
	var month = calendar.getMonth();
	var date = calendar.getDate();
	var year = calendar.getYear();
	
var monthname =new Array ("1-","2-","3-","4-","5-","6-","7-","8-","9-","10-","11-","12-" );
document.write(year +"-");
document.write(monthname[month]);
document.write(date);
}