function show() {
	for (lnArg = 0; lnArg < arguments.length; lnArg ++) {
		lvArg = arguments[lnArg];
		if (typeof(lvArg) == "object") {
			if (lvArg.constructor.toString().indexOf("Array") > -1) {
				for (lnItem = 0; lnItem < lvArg.length; lnItem ++)
					document.getElementById(lvArg[lnItem]).style.display = "block";
			} else {
				if (lvArg.style) {
					lvArg.style.display = "block";
				}
			}
		} else {
			if (document.getElementById(lvArg))
				document.getElementById(lvArg).style.display = "block";
		}
	}
}
function hide() {
	for (lnArg = 0; lnArg < arguments.length; lnArg ++) {
		lvArg = arguments[lnArg];
		if (typeof(lvArg) == "object") {
			if (lvArg.constructor.toString().indexOf("Array") > -1) {
				for (lnItem = 0; lnItem < lvArg.length; lnItem ++)
					document.getElementById(lvArg[lnItem]).style.display = "none";
			} else {
				if (lvArg.style) {
					lvArg.style.display = "none";
				}
			}
		} else {
			if (document.getElementById(lvArg))
				document.getElementById(lvArg).style.display = "none";
		}
	}
}
function returnDisplay(element) {
	return document.getElementById(element).style.display;	
}

function returnClassName(element) {
	return document.getElementById(element).className;
}
function changeClass(element,newClassName) {
	document.getElementById(element).className = newClassName;
}

function img(imgName,imgSrc) {
	document.images[imgName].src = imgSrc;
}
var oImg = new Array;
var sImg = new Array;
function swapImg(imgName, imgSrc) {
	oImg[oImg.length] = imgName;
	sImg[sImg.length] = document.images[imgName].src;
	img(imgName,imgSrc);
}
function restoreImg() {
	for (i=0; i<oImg.length; i++) {
		img(oImg[i],sImg[i]);
	}	
}


function destaque(i) {
	changeClass('destaqueAberto1','destaqueA1' + i);
	changeClass('destaqueAberto2','destaqueA2' + i);
	changeClass('destaqueAberto3','destaqueA3' + i);
	changeClass('destaqueAberto4','destaqueA4' + i);
	
	changeClass('destaqueFechado1','destaqueF1' + i);
	changeClass('destaqueFechado2','destaqueF2' + i);
	changeClass('destaqueFechado3','destaqueF3' + i);
	changeClass('destaqueFechado4','destaqueF4' + i);
}


function inter(i) {
	hide('inter1','inter2','inter3');
	show('inter' + i);
}
function nextInter() {	
	if (returnDisplay('inter1') == 'block') {
		hide('inter1','inter2','inter3');
		show('inter2');
	} else if (returnDisplay('inter2') == 'block') {
		hide('inter1','inter2','inter3');
		show('inter3');
	} else {
		hide('inter1','inter2','inter3');
		show('inter1');
	}
}