function showPanel(fieldname,thelayername,origtext,replacetext)
{
	var fieldNameElement = document.getElementById(fieldname);
	if (document.getElementById(thelayername).style.display == 'none')
	{
		var newText = document.createTextNode(replacetext);
		fieldNameElement.replaceChild(newText,fieldNameElement.firstChild);
		MakeVisible(thelayername);
	}
	else
	{
	var newText = document.createTextNode(origtext);
	fieldNameElement.replaceChild(newText,fieldNameElement.firstChild);
	MakeHidden(thelayername);
	}
} 

function MakeVisible(thelayername)
{
	if (document.getElementById)
	{
		document.getElementById(thelayername).style.display = 'block';
	}
} 

function MakeHidden(thelayername)
{
	if (document.getElementById)
	{
		document.getElementById(thelayername).style.display = 'none';
	}
}