function toggle(id) {
if(document.getElementById(id).className == "displaynone") {
	document.getElementById(id).className = "displayblock";
	document.getElementById("i" + id).src = "images/redarrow.gif";
	document.getElementById("i" + id).title = "Collapse";
	document.getElementById("i" + id).alt = "Collapse";
} else {
	document.getElementById(id).className = "displaynone";
	document.getElementById("i" + id).src = "images/bluearrow.gif";
	document.getElementById("i" + id).title = "Expand";
	document.getElementById("i" + id).alt = "Expand";
}
}