/* Show or hide specific elements, by ID, with an A tag */
function showhide(id) {
	if(document.getElementById) {
		obj = document.getElementById(id);
		if(obj.style.display == "none") {
			obj.style.display = "";
		} else {
			obj.style.display = "none";
		}
	}
}

function turnbuckle(id) {
	if(document.getElementById) {
		var turnbuckle = document.getElementById(id);

		if(turnbuckle.src == "/images/stories/site_images/plus.gif") {
			turnbuckle.src = "/images/stories/site_images/minus.gif";
		} else {
			turnbuckle.src = "/images/stories/site_images/plus.gif";
		}
	}	
}

function showhideall (action) 
{
	if(document.getElementById) 
	{
	 var divs = document.getElementsByTagName("div");
     for (var i = 0, n = divs.length; i < n; i ++)
	 { 
      if (divs[i].className == "sessionDescriptions") 
	  {
	   if (action == "show") divs[i].style.display="";
	   else divs[i].style.display="none";
	  }
	 }
	}
}