function trocaBgImgStyle(objeto, urlImagem) {
	objeto.style.backgroundImage = 'url('+ urlImagem +')';
}

function pegaTamanhoPagina() {
		
	 var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = window.innerWidth + window.scrollMaxX;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	
	if (self.innerHeight) {	// all except Explorer
		if(document.documentElement.clientWidth){
			windowWidth = document.documentElement.clientWidth; 
		} else {
			windowWidth = self.innerWidth;
		}
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = xScroll;		
	} else {
		pageWidth = windowWidth;
	}

	return [pageWidth,pageHeight];
}


function listaAdiciona(objOrigem, objDestino) {
	if (objOrigem.selectedIndex >= 0) {
		while (objOrigem.selectedIndex > -1){
			objDestino.options[objDestino.options.length] = new Option(objOrigem.options[objOrigem.selectedIndex].text, objOrigem.options[objOrigem.selectedIndex].value);
			objOrigem.options[objOrigem.selectedIndex] = null;
		};
	}
}
function listaExclui(objOrigem, objDestino) {
	if (objDestino.selectedIndex >= 0) {
		while (objDestino.selectedIndex > -1){
			objOrigem.options[objOrigem.options.length] = new Option(objDestino.options[objDestino.selectedIndex].text, objDestino.options[objDestino.selectedIndex].value);
			objDestino.options[objDestino.selectedIndex] = null;
		};
	}
}

function treeFolder(objCampo, blnPermVazio, strMsg, blnVoltarCampo) {
	if (objCampo.value.length == 0 && !blnPermVazio) {
		alert(strMsg);
		if (blnVoltarCampo) {
			objCampo.focus();
		}
	}
}


function showHideObj(id, sh) {
	if (sh) {
		document.getElementById(id).style.display = "block";
	} else {
		document.getElementById(id).style.display = "none";
	}
}

function inverteShowHideObj(id) {
	if (document.getElementById(id).style.display == 'block') {
		document.getElementById(id).style.display = 'none';
	} else {
		document.getElementById(id).style.display = 'block';
	}
}


function ajustaJanela(w,h){
	w = w + 11;
	h = h + 30;
	var aw = screen.availWidth;
	var ah = screen.availHeight;
	var mw = (aw - w) / 2;
	var mh = (ah - h) / 2;
	if (aw >= w && ah >= h) {
		window.resizeTo(w, h);
		window.moveTo(mw, mh);
	} else {
		var nw = "";
		var nh = "";
		if (aw >= w) {nw = w; mw = (aw - w) / 2;} else {nw = aw; mw = 0;}
		if (ah >= h) {nh = h; mh = (ah - h) / 2;} else {nh = ah; mh = 0;}
		window.resizeTo(nw, nh);
		window.moveTo(mw, mh);
	}
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}