// Function to "activate" images.
function imgAct(imgName)
{
    document.getElementById(imgName).src = "images/"+ imgName + "-on.jpg";
}

// Function to "deactivate" images.
function imgInact(imgName)
{
    document.getElementById(imgName).src = "images/"+ imgName + ".jpg";
}


function toggle() {
	var ele = document.getElementById("letter");
	var text = document.getElementById("displayText");
	if(ele.style.display == "none") {
    		ele.style.display = "block";
		text.innerHTML = "Click Here to hide the Chairman's Welcome Letter: ";
  	}
	else {
		ele.style.display = "none";
		text.innerHTML = "Click Here to view the Chairman's Welcome Letter: ";
	}
}