function thing(divID)
	{
	if(document.layers)
		{
		 if(document.layers[divID])
			{
			 return document.layers[divID];
			}
		 else
			{
			 for( var x = 0, y; !y && x < document.layers.length; x++ )
				{
				 y = getRefToDivNest(divID,document.layers[x].document);
				}
			 return y;
			}
		}
	if(document.getElementById)
		{
		 return document.getElementById(divID);
		}

	if(document.all)
		{
		 return document.all[divID];
		}
	return document[divID];
	}


function institution_change(obj)
	{
	 var unc = thing('unc');
	 var all = thing('all')
	 if(obj[obj.selectedIndex].text == "University of North Carolina at Chapel Hill")
		{
		 unc.style.display = "block";
		 all.style.display = "none";
		}
	 else
		{
		 unc.style.display = "none";
		 all.style.display = "block";
		}
	}

function list()
	{
	 for(x in parent.frames)
		{
		 alert(x);
		}
	}