function changeTab(tabno) {

	var head01 = document.getElementById("headLine01");
	var head02 = document.getElementById("headLine02");
	var head03 = document.getElementById("headLine03");
	var head04 = document.getElementById("headLine04");
	var head05 = document.getElementById("headLine05");
	var head06 = document.getElementById("headLine06");
	
	$('.tab01 img').each(function(){
		$(this).css('cursor','pointer');
	});
	
	if(tabno == 1){
		head01.style.display = "block";
		head02.style.display = "none";
		head03.style.display = "none";
		head04.style.display = "none";
		head05.style.display = "none";
		head06.style.display = "none";
	}
	
	if(tabno == 2){
		head01.style.display = "none";
		head02.style.display = "block";
		head03.style.display = "none";
		head04.style.display = "none";
		head05.style.display = "none";
		head06.style.display = "none";
	}
	
	if(tabno == 3){
		head01.style.display = "none";
		head02.style.display = "none";
		head03.style.display = "block";
		head04.style.display = "none";
		head05.style.display = "none";
		head06.style.display = "none";
	}
	
	if(tabno == 4){
		head01.style.display = "none";
		head02.style.display = "none";
		head03.style.display = "none";
		head04.style.display = "block";
		head05.style.display = "none";
		head06.style.display = "none";
	}

	if(tabno == 5){
		head01.style.display = "none";
		head02.style.display = "none";
		head03.style.display = "none";
		head04.style.display = "none";
		head05.style.display = "block";
		head06.style.display = "none";
	}

	if(tabno == 6){
		head01.style.display = "none";
		head02.style.display = "none";
		head03.style.display = "none";
		head04.style.display = "none";
		head05.style.display = "none";
		head06.style.display = "block";
	}

}