if (document.images) {
			var aa = new Image()
			aa.src = "images/bt_Home_Off.gif"//
			var az = new Image()
			az.src = "images/bt_Home_On.gif"
			var ba = new Image()
			ba.src = "images/bt_Experience_Off.gif"//
			var bz = new Image()
			bz.src = "images/bt_Experience_On.gif"
			var ca = new Image()
			ca.src = "images/bt_Mission_Off.gif"//
			var cz = new Image()
			cz.src = "images/bt_Mission_On.gif"
			var da = new Image()
			da.src = "images/bt_Associates_Off.gif"//
			var dz = new Image()
			dz.src = "images/bt_Associates_On.gif"
			var ea = new Image()
			ea.src = "images/bt_ContactUs_Off.gif"//
			var ez = new Image()
			ez.src = "images/bt_ContactUs_On.gif"
			var fa = new Image()
			fa.src = "images/bt_PressReleases_Off.gif"//
			var fz = new Image()
			fz.src = "images/bt_PressReleases_On.gif"
			var ga = new Image()
			ga.src = "images/bt_AgencyProjects_Off.gif"//
			var gz = new Image()
			gz.src = "images/bt_AgencyProjects_On.gif"
}




function act(imgName) {
			if (document.images)
						document[imgName].src = eval(imgName + 'z.src')
}




function inact(imgName) {
			if (document.images)
						document[imgName].src = eval(imgName + 'a.src')
}