function set_handlers()
{
	if (!document.getElementById) return false;
	if (!document.getElementById("nav-programs")) return false;
	if (!document.getElementById("nav-maps")) return false;
	if (!document.getElementById("nav-visitors")) return false;
	if (!document.getElementById("nav-students")) return false;
	if (!document.getElementById("nav-celebrations")) return false;

	var pr = document.getElementById("nav-programs");
	pr.onmouseover = function() {this.src = "/commencement/_images/programs-over.jpeg";}
	pr.onmouseout = function() {this.src = "/commencement/_images/programs.jpeg";}

	var ma = document.getElementById("nav-maps");
	ma.onmouseover = function() {this.src = "/commencement/_images/maps-over.jpeg";}
	ma.onmouseout = function() {this.src = "/commencement/_images/maps.jpeg";}

	var vi = document.getElementById("nav-visitors");
	vi.onmouseover = function() {this.src = "/commencement/_images/visitors-over.jpeg";}
	vi.onmouseout = function() {this.src = "/commencement/_images/visitors.jpeg";}

	var st = document.getElementById("nav-students");
	st.onmouseover = function() {this.src = "/commencement/_images/students-over.jpeg";}
	st.onmouseout = function() {this.src = "/commencement/_images/students.jpeg";}

	var ce = document.getElementById("nav-celebrations");
	ce.onmouseover = function() {this.src = "/commencement/_images/celebrations-over.jpeg";}
	ce.onmouseout = function() {this.src = "/commencement/_images/celebrations.jpeg";}
}



window.onload = set_handlers;