function toggle(toggler) {
if(document.getElementById) {
targetElement = toggler.parentNode.nextSibling;

if(targetElement.className == undefined) {
targetElement = toggler.parentNode.nextSibling.nextSibling;
}

if (targetElement.style.display == "block")
{
targetElement.style.display = "none";
}
else
{
targetElement.style.display = "block";
}
}
}

function ToggleVisibility(image, element){
// Find the image.
var image = document.getElementById(image)

// Find the element to hide/unhide.
var element = document.getElementById(element)

// Check the element's current state.
if (element.style.display == "none"){
// If hidden, unhide it.
element.style.display = "block"
image.src = "/images/common/open.png"
}
else
{
// If not hidden, hide it.
element.style.display = "none"
image.src = "/images/common/closed.png";
}
}