// where are we relative to the root?
var relativePath = "";
for (i=0;i<pageLevel;i++) {
relativePath = relativePath + "../";
}

// write out proper style sheet link
if (navigator.appName == "Netscape" && navigator.appVersion.charAt(0) == "4") {
	document.write("<link rel=\"stylesheet\" type=\"text/css\" href=\"" + relativePath + "style_ns.css\">")
} else {
	document.write("<link rel=\"stylesheet\" type=\"text/css\" href=\"" + relativePath + "style_ie.css\">")
}

// preload constants button nubs
Con = new Image(); Coff = new Image();
Con.src = relativePath + "img/cnst_btn_nub_r.gif";
Coff.src = relativePath + "img/cnst_btn_nub_0.gif";

// preload level one buttons
var btnLevel1 = new Array();
btnLevel1 = ["","company","services","products","customers","partners","forum"];
for (i=0;i<btnLevel1.length;i++) { 
	eval("A"+i+"on = new Image();"); eval("A"+i+"off = new Image();");
	eval("A"+(i)+"on.src = \"" + relativePath + "img/l1_btn_"+btnLevel1[i]+"_r.gif\";");
	eval("A"+(i)+"off.src = \"" + relativePath + "img/l1_btn_"+btnLevel1[i]+"_0.gif\";");
}

// preload level two buttons and nubs
var btnLevel2 = new Array();
switch (L1section) {
	case "company" : btnLevel2 = ["","overview","execprofiles","advboard","history","careers"]; break;
	case "services" : btnLevel2 = ["","overview","benchmarking","techassess","procmgt","regcomp","sixsigma","stratcons"]; break;
	case "products" : btnLevel2 = ["","overview","pharma"]; break;
	case "customers" : btnLevel2 = ["","overview","listing"]; break;
	case "partners" : btnLevel2 = ["","overview","vendors"]; break;
	case "userforum" : btnLevel2 = ["","overview","reports-pub","archives","messageboard","simulation","faq"]; break;
}
for (i=0;i<btnLevel2.length;i++) { 
	eval("B"+i+"on = new Image();"); eval("B"+i+"off = new Image();");
	eval("B"+(i)+"on.src = \"" + relativePath + "img/l2_btn_"+btnLevel2[i]+"_r.gif\";");
	eval("B"+(i)+"off.src = \"" + relativePath + "img/l2_btn_"+btnLevel2[i]+"_0.gif\";");
}
Bnubon = new Image(); Bnuboff = new Image();
Bnubon.src = relativePath + "img/l2_btn_nub_r.gif";
Bnuboff.src = relativePath + "img/l2_btn_nub_0.gif";

// preload level three button nubs
var L3Nub = new Array();
L3Nub = ["18","20","23","29","34"];
for (i=0;i<L3Nub.length;i++) { 
	eval("Dnub"+L3Nub[i]+"on = new Image();"); eval("Dnub"+L3Nub[i]+"off = new Image();");
	eval("Dnub"+L3Nub[i]+"on.src = \"" + relativePath + "img/l3_btn_nub_"+L3Nub[i]+"_r.gif\";");
	eval("Dnub"+L3Nub[i]+"off.src = \"" + relativePath + "img/l3_btn_nub_"+L3Nub[i]+"_0.gif\";");
}

// preload the homepage 'our services' buttons
if (L1section == "home") {
	var btnHome = new Array();
	btnHome = ["","benchmarking","regcomp","techassess","sixsigma","procmgt","stratcons"];
	for (i=0;i<btnHome.length;i++) { 
		eval("H"+i+"on = new Image();"); eval("H"+i+"off = new Image();");
		eval("H"+(i)+"on.src = \"" + relativePath + "img/hmp_btn_"+btnHome[i]+"_r.gif\";");
		eval("H"+(i)+"off.src = \"" + relativePath + "img/hmp_btn_"+btnHome[i]+"_0.gif\";");
	}
}

// preload focus area buttons
F1on = new Image();F1off = new Image();
F1on.src = relativePath + "img/arrow_peach_right_r.gif";
F1off.src = relativePath + "img/arrow_peach_right_0.gif";

// image switcheroo
function changeImages() {
	document[changeImages.arguments[0]].src = eval(changeImages.arguments[1] + ".src");
	if (changeImages.arguments[2]) {
	document[changeImages.arguments[2]].src = eval(changeImages.arguments[3] + ".src");
	}
}