function showContent(vThis)
{

vParent = vThis.parentNode;
vSibling = vParent.nextSibling;
while (vSibling.nodeType==3) { // Fix for Mozilla/FireFox Empty Space becomes a TextNode or Something
vSibling = vSibling.nextSibling;
};

if(vSibling.style.display == "none")
{
vThis.src="/images/collapse.gif";
vThis.alt = "-";
vSibling.style.display = "block";
} else {
vSibling.style.display = "none";
vThis.src="/images/expand.gif";
vThis.alt = "+";
}
return;
}