// função que verifica o e-mail
function email(de) {

	var dev;
	dev = de.value;
	var str_em;
	str_em = '';

	if (dev.length == 0){
		return false;
	}

	for (i = 0; i <= dev.length - 1; i++){
		if ((dev.charAt(i)).match(/[0-9a-zA-Z@_]/)) 
			str_em = str_em + dev.charAt(i);
		else if (!(dev.charAt(i)).match(/[\.\-]/)){
			return false;
		}

		var mt;
		mt = dev.charAt(i).match('@');

		for (j = i+1; j <= dev.length; j++){
			if (dev.charAt(j).match(mt) ||
				dev.substring(0,2)=="_-" ||
				dev.substring(0,2)=="-_" ||
				dev.charAt(dev.length-1)==('@') ||
				dev.charAt(dev.length-1)==('-') ||
				dev.charAt(dev.length-1)==('_') ||
				dev.charAt(dev.length-1)==('.') ||
				dev.charAt(0)==('@') ||
				dev.charAt(0)==('.') ||
				dev.indexOf('@')==-1 ||
				dev.indexOf('.')==-1 ||
				dev.indexOf('@_')!=-1 ||
				dev.indexOf('@-._')!=-1 ||
				dev.indexOf('@_.-')!=-1 ||
				dev.indexOf('@-')!=-1 ||
				dev.indexOf('@.')!=-1 ||
				dev.indexOf('..')!=-1 ||
				dev.indexOf('.@')!=-1){
				return false;
			}
		}
	}

	return true;
}

/***********************************/
/* Funções gerais de Javascript */
/***********************************/

	function foto_apaga(arq)
	{
		with(document.form2) {
			if (confirm('Tem certeza que deseja apagar o arquivo?')) {
				arquivo.value = arq;
				submit();
			}
		}
	}

  function AbreJanela(pagina)
  {
  window.open(pagina,'janela','toolbar=no,location=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,width=640,height=420')
  }
  
  function AbreJanela2(pagina, altura, largura)
  {
  window.open(pagina,'janela','toolbar=no,location=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,width=' + largura + ',height=' + altura + '')
  }
  
  function RedirecionaPOP (pagina){

	opener.parent.location = pagina
	window.close();
	}

<!-- Usado para fazer o efeito de troca de GIFs
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) { //v4.0
  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 && document.getElementById) x=document.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];}
}

function MM_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}

function jumpTo(URL_List){
   var URL = URL_List.options[URL_List.selectedIndex].value;
   window.location.href = URL;
}
//-->