if (sSelectedButton == "rd" || sSelectedButton == "corporate" || sSelectedButton == "information" || sSelectedButton == "contact") {
	sSelectedButton = "general";
}

var aBtn = new Array();
aBtn = ["","home","stormwater","wastewater","cso","rd","corporate","information","contact"];
for (i = 0; i < aBtn.length; i++) {
	eval("menu" + (i) + "on = new Image();");	eval("menu" + (i) + "off = new Image();");
	eval("menu" + (i) + "on.src = \"" + folderLevel + "img/buttons/l1-" + sSelectedButton + "-" + aBtn[i] + "-r.gif\";");
	eval("menu" + (i) + "off.src = \"" + folderLevel + "img/buttons/l1-" + sSelectedButton + "-" + aBtn[i] + "-0.gif\";");
	if (sSelectedButton == aBtn[i]) {
		eval("menu" + (i) + "on.src = \"" + folderLevel + "img/buttons/l1-" + sSelectedButton + "-" + aBtn[i] + "-r.gif\";");
		eval("menu" + (i) + "off.src = \"" + folderLevel + "img/buttons/l1-" + sSelectedButton + "-" + aBtn[i] + "-r.gif\";");
	}
}

var levelFour = new Array();
	levelFour = ["usa", "uk"];
	
if (levelThreeId != "") {
	
	switch(levelThreeId) {
		case "storm":
			var levelThree = new Array();
			levelThree = ["overview","howitworks","performance","inquiries","casestudies","maintenance","animations","faq","drawings","install","health","guide","hbchamber","buy"];
			var l3Id = levelThreeId;
		break
	}
	
	switch(levelThreeId) {
		case "waste":
			var levelThree = new Array();
			levelThree = ["overview","howitworks","performance","series3","grit","inquiries","casestudies","maintenance","animations","faq","health","install","drawings"];
			var l3Id = levelThreeId;
		break
	}
	
	switch(levelThreeId) {
		case "cso":
			var levelThree = new Array();
			levelThree = ["overview","howitworks","performance","inquiries","casestudies","maintenance","animations","faq","health","install","drawings","screendesign"];
			var l3Id = levelThreeId;
		break
	}
	
	switch(levelThreeId) {
		case "corporate":
			var levelThree = new Array();
			levelThree = ["mission","leadership","history","aim","investors","licencees","careers","awards"];
			var l3Id = levelThreeId;
		break
	}
	
	switch(levelThreeId) {
		case "information":
			var levelThree = new Array();
			levelThree = ["library","links","news","glossary","guide"];
			var l3Id = levelThreeId;
		break
	}
	
	
		
	for (i = 0; i < levelThree.length; i++) {
		eval("levelThree" + i + "on = new Image();");	eval("levelThree" + i + "off = new Image();");
 		eval("levelThree" + (i) + "on.src = \"" + folderLevel + "/img/buttons/l3-" + l3Id + "-" + levelThree[i] + "-r.gif\";");
		eval("levelThree" + (i) + "off.src = \"" + folderLevel + "/img/buttons/l3-" + l3Id + "-" + levelThree[i] + "-0.gif\";");
	}
}
	for (i = 0; i < 2; i++) {
		eval("footer" + i + "on = new Image();");	eval("footer" + i + "off = new Image();");
 		eval("footer" + (i) + "on.src = \"" + folderLevel + "img/buttons/l3-" + "footer" + "-" + levelFour[i] + "-0.gif\";");
		eval("footer" + (i) + "off.src = \"" + folderLevel + "img/buttons/l3-" + "footer" + "-" + levelFour[i] + "-r.gif\";");
	}