function show(id, color) {
	document.getElementById(id + "_edit").style.visibility = 'visible';
	document.getElementById(id + "_comp").style.backgroundColor = color;
}

function hide(id) {
	document.getElementById(id + "_edit").style.visibility = 'hidden';
	document.getElementById(id + "_comp").style.backgroundColor = 'transparent';
}

function showhide(id) {
	var elem = document.getElementById(id);
	if (elem.style.display == 'block')
		elem.style.display = 'none';
	else
		elem.style.display = 'block';
}