function toggleDisclosureWidget(id) {

var img = document.getElementById(id + '_img');
var div = document.getElementById(id);

	if (div.className == 'slide-show') {
		div.className = 'slide-hide';
		img.src = 'images/disclosure-closed.png';
		img.alt = 'open';
	} else {
		div.className = 'slide-show';
		img.src = 'images/disclosure-open.png';
		img.alt = 'close';
	}
}

function toggleDisclosureWidgetNoImg(id) {

	var div = document.getElementById(id);

	var styleObj;
	if( div.style )
		styleObj = div.style;
	else
		styleObj = div;
	
	if (styleObj.display == null || styleObj.display == '') {
		styleObj.display = 'none';
	}
	else
	{
		styleObj.display = '';
	}
}

function ShowElement(div) {
	var styleObj;
	if( div.style )
		styleObj = div.style;
	else
		styleObj = div;
	
	styleObj.display = 'block';
}

function HideElement(div) {
	var styleObj;
	if( div.style )
		styleObj = div.style;
	else
		styleObj = div;
	
	styleObj.display = 'none';
}