// preload buttons

var btnLevelCnst = new Array();
btnLevelCnst = ["home", "nbtc", "about", "eborders", "vision", "news", "contact"];
for (var i = 0; i < btnLevelCnst.length; i++) { 
	eval("A" + i + "on = new Image();"); eval("A" + i + "off = new Image();");
	eval("A" + i + "on.src = \"img/interface/l1-" + btnLevelCnst[i] + "-r.gif\";");
	eval("A" + i + "off.src = \"img/interface/l1-" + btnLevelCnst[i] + "-0.gif\";");
	if (sSelectedButton == btnLevelCnst[i]) {
		eval("A" + i + "off.src = \"img/interface/l1-" + btnLevelCnst[i] + "-r.gif\";");
		eval("document.getElementById('A" + i + "').src = \"img/interface/l1-" + btnLevelCnst[i] + "-r.gif\";");
	}
}


// Image Swapping
function changeImages() 
{
  if (document.getElementById) {
    for (var i = 0; i < changeImages.arguments.length; i += 2) { 
  		document.getElementById(changeImages.arguments[i]).src = eval(changeImages.arguments[i + 1] + ".src"); 
	}
  }
}