function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImagesArray(array) {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<array.length; i+=2) {
			document[array[i]].src = array[i+1];
		}
	}
}

function changeImages() {
	changeImagesArray(changeImages.arguments);
}

function toggleImages() {
	for (var i=0; i<toggleImages.arguments.length; i+=2) {
		if (selected == toggleImages.arguments[i]) changeImagesArray(toggleImages.arguments[i+1]);
	}
}
var Highlight_p=null;
function Highlight(elem){
	if (elem!="empty"){
			Highlight("empty");
			var p = document.getElementById(elem);
			if(p){
				p.style.backgroundColor = "#ffffff";
				p.style.color = "#ff9900";
				Highlight_p = p;
			}
		} else {
		var p = Highlight_p;
		if(p) {p.style.backgroundColor = ""; p.style.color = ""}
	}
}
function Element_Display(elId, display){
	if (elId){
		var el = document.getElementById(elId);
		if(el)el.style.display=(display?"":"none");
	}
}