/*********
switch an image by changing the src name from 'off' to 'on' and vice versa
*********/
function toggleImage(obj)
{
	// The image is currently in the OFF state
	if (obj.src.indexOf('-off.') < 0)
	{
		obj.src = obj.src.replace('-on', '-off');
	}
	// The image is currently in the ON state
	else
	{
		obj.src = obj.src.replace('-off', '-on');
	}
}

function setCategory(cat) {
	var catEl = document.getElementById("menu_"+cat);
	catEl.className = "selected";
}

function showHide(elementid)
{
  

	if (document.getElementById(elementid).style.display == 'none')
	{
		document.getElementById(elementid).style.display = ''; 
		document.getElementById(elementid+"img").src="images/minus.gif"
	} 
	else 
	{
		document.getElementById(elementid).style.display = 'none';
		document.getElementById(elementid+"img").src="images/plus.gif"
	}
}
  
function showHide_admin(elementid)
{
  

	if (document.getElementById(elementid).style.display == 'none')
	{
		document.getElementById(elementid).style.display = ''; 
		document.getElementById(elementid+"img").src="../images/minus.gif"
	} 
	else 
	{
		document.getElementById(elementid).style.display = 'none';
		document.getElementById(elementid+"img").src="../images/plus.gif"
	}
}