function toggle_divs(div_to_show, div_to_hide){

	if (div_to_hide instanceof Array){
	
     	for (var i=0;i<div_to_hide.length;++i){
       	
   			$("#"+div_to_hide[i]).css('display', 'none');
     	}
		
	}else if(div_to_hide){

		$("#"+div_to_hide).css('display', 'none');
	}
	
	$("#"+div_to_show).css('display', 'block');
}

function toggle_div(div_to_show){

	if($("#"+div_to_show).css('display') == 'block'){		
		
		$("#"+div_to_show).css('display', 'none');
		
	}else{
		
		$("#"+div_to_show).css('display', 'block');
	}
}

function calculate_dob(){
	
	var rsa_id = $('#rsa_id').val();

	var year = parseInt(rsa_id.substring(0, 2));

	if (year>20){

		year='19'+String(year);

	}else{

		year='20'+String(year);
	}
	
	date_string = '/'+year;

	var month=rsa_id.substring(2, 4);
	
	date_string = '/'+month+date_string;

	var day=rsa_id.substring(4, 6);
	
	date_string = day+date_string;
	
	$('#date_of_birth').val(date_string);

 	return true;
}