<!--

if (document.images)
		{


		buttonc1_on = new Image();
		buttonc1_on.src = "/images/secnav_history_on.gif";
		buttonc2_on = new Image();
		buttonc2_on.src = "/images/secnav_people_on.gif";
		buttonc3_on = new Image();
		buttonc3_on.src = "/images/secnav_approach_on.gif";
		buttonc4_on = new Image();
		buttonc4_on.src = "/images/secnav_facilities_on.gif";
		buttonc5_on = new Image();
		buttonc5_on.src = "/images/secnav_careers_on.gif";
		buttonc6_on = new Image();
		buttonc6_on.src = "/images/secnav_benefits_on.gif";
		buttonc7_on = new Image();
		buttonc7_on.src = "/images/secnav_mission_on.gif";


		buttonc1_off = new Image();
		buttonc1_off.src = "/images/secnav_history_off.gif";
		buttonc2_off = new Image();
		buttonc2_off.src = "/images/secnav_people_off.gif";
		buttonc3_off = new Image();
		buttonc3_off.src = "/images/secnav_approach_off.gif";
		buttonc4_off = new Image();
		buttonc4_off.src = "/images/secnav_facilities_off.gif";
		buttonc5_off = new Image();
		buttonc5_off.src = "/images/secnav_careers_off.gif";
		buttonc6_off = new Image();
		buttonc6_off.src = "/images/secnav_benefits_off.gif";
		buttonc7_off = new Image();
		buttonc7_off.src = "/images/secnav_mission_off.gif";


		}

function on(imgName)
{ if (document.images)
		{ document[imgName].src = eval(imgName + "_on.src"); }
		}

function off(imgName)
{ if (document.images)
		{ document[imgName].src = eval(imgName + "_off.src"); }
		}