function ShowHidePastProjects(level){ 
//ID = document.getElementById('PastP'); 
//alert(ID.style.display);
     if(level.style.display == "none") 
          level.style.display = ""; 
     else 
          level.style.display = "none"; 
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}


function clicknode(node,level,strlevel)
{
	if (level.style.display=="none")
	{
		node.src="../aaimages/site/signminus"+strlevel+".gif";
		level.style.display="inline";
	}
	else
	{
		node.src="../aaimages/site/signplus"+strlevel+".gif";
		level.style.display="none";
	}
}