// validate email
function validaemail(nomefield){ 
  var field = nomefield;
  var str = field.value;
  if (window.RegExp) {
    var reg1str = "(@.*@)|(\\.\\.)|(@\\.)|(\\.@)|(^\\.)";
    var reg2str = "^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$";
    var reg1 = new RegExp(reg1str);
    var reg2 = new RegExp(reg2str);
    if (!reg1.test(str) && reg2.test(str)) {
      return true;
    }
	alert("Este não é um e-mail válido. Preencha corretamente.");
    //field.focus();
    return false;
  } else {
    if(str.indexOf("@") >= 0)
      return true;
	alert("Este não é um e-mail válido. Preencha corretamente.");
    //field.focus();
    return false;
  }
}

//\//--------Funcao para Validar teclas -----------///\////
function Tecla(e){
  if (document.all) var tecla = event.keyCode;
  else if(document.layers) var tecla = e.which;
  
  if(tecla > 47 && tecla < 58) return true; 
  else{ 
      if(tecla != 8)event.keyCode = 0;  else return true; // backspace
      }
}
//\/---------------------------------------------\/\\



//\/\/////////////////////////////////////////
//\/--------- funcao para popup sem scrollbar
function am_pop(p,n,w,h){
var height = window.screen.height - 160;
var width = window.screen.width;
var top = (height-h)/2;
var left = (width-w)/2;
window.open(p,n,'width='+w+',height='+h+',menu=1,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,left='+left+',top='+top+'');
}
//\/----------------------------------------//\///////////
//\/--------- funcao para popup com scrollbar
function am_pops(p,n,w,h){
var janela=null;
var height = window.screen.height-80;
var width = window.screen.width;
var top = (height-h)/2;
var left = (width-w)/2;
janela=window.open(p,n,'width='+w+',height='+h+',menu=1,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,copyhistory=no,left='+left+',top='+top+'');
janela.focus();
}
//\/--------------------------------------//\////////////


function StatusMsg(msgStr)  { //v3.0
	status=msgStr; document.MM_returnValue = true;
}

function checabusca() {

	// busca
	if (document.formbusca.busca.value == "") {
		alert("Para fazer uma pesquisa informe um argumento de busca.");
		document.formbusca.busca.focus();
	    return false;
	}
	
}



function popwhscrindex(a,b,c,d){
janela = null;
var window_width = b;
var window_height = c;
//var window_width = 375;
//var window_height = 445;
var newfeatures= toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,leftmargin=0,border=0,topmargin=0,marginheight=0,marginwid=0;
var window_top = (screen.height-window_height)/2;
var window_left = (screen.width-window_width)/2;
if (screen.height < 601){
window_top = 5;
window_left = 10;
};
popup = window.open(a,d,'width=' + window_width + ',height=' + window_height + ',,top=' + window_top + ',left=' + window_left + 'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,leftmargin=0,border=0,topmargin=0,marginheight=0,marginwid=0');
}