function changeArrow() {
	if(document.getElementById('showcontent').style.display=='none'){
		document.getElementById('openclose').innerHTML='››';
	}else{
		document.getElementById('openclose').innerHTML='‹‹';
	}
}

function toggleAppear() {
	if(document.getElementById('box_open').style.display=='block'){
		Effect.Appear('box_open', {from: 1.0, to: 0, duration: 0.3, afterFinish: function (){ document.getElementById('box_open').style.display='none';} });
	}else{
		Effect.Appear('box_open', {from: 0.0, to: 1.0, duration: 0.3, afterFinish: function (){ document.getElementById('box_open').style.display='block';} });
	}
}

function toggleBlindx(option) {
	if(option=='delay') {
		Effect.toggle('showcontent','blindx', {delay: 0.1, duration: 2.5, afterFinish: function() { changeArrow(); }});
	}else{
		Effect.toggle('showcontent','blindx', {delay: 0.0, duration: 1.5, afterFinish: function() { changeArrow(); }});
	}
}