function change(id,val) {
	var input = document.getElementById(id.name+'_');
	
	if (id.value != val) input.style.display = 'none'
	else input.style.display = 'block';
}

function changeC(id) {
	var input = document.getElementById(id.name+'_');
	
	if (id.checked != true) input.style.display = 'none'
	else input.style.display = 'inline';
}

function change2(id,val,n) {
	var input = document.getElementById(id.name+n+'_');
	
	if (id.value != val) input.style.display = 'none'
	else input.style.display = 'inline';
}