// Show/hide div script for question hints
function switchDivDisplay(divName)
{
	var selectedDiv = new getObjOnPage(divName);
	selectedDiv.style.display = (selectedDiv.style.display == 'block') ? 'none' : 'block';
}

function getObjOnPage(name)
{
  if (document.getElementById)
  {
	this.obj = document.getElementById(name);
	this.style = document.getElementById(name).style;
  }
  else if (document.all)
  {
	this.obj = document.all[name];
	this.style = document.all[name].style;
  }
  else if (document.layers)
  {
	this.obj = document.layers[name];
	this.style = document.layers[name];
  }
}