emailRE = new RegExp("^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$");

window.onresize=function(){
 	$(".erro").css('visibility','hidden');
	$("#box_login").css('left',getPosicaoElemento("topo").left+500);	
}

document.oncontextmenu==function(){
 	 return false;	
}


function ajustaLogin()
{
	$("#box_login").css('left',getPosicaoElemento("topo").left+500);
	$("#box_login").css('display','block');	
}

function getPosicaoElemento(elemID){
	var offsetTrail = document.getElementById(elemID);
	var offsetLeft = 0;
	var offsetTop = 0;
	while (offsetTrail) {
		offsetLeft += offsetTrail.offsetLeft;
		offsetTop += offsetTrail.offsetTop;
		offsetTrail = offsetTrail.offsetParent;
	}
	if (navigator.userAgent.indexOf("Mac") != -1 && 
		typeof document.body.leftMargin != "undefined") {
		offsetLeft += document.body.leftMargin;
		offsetTop += document.body.topMargin;
	}
	return {left:offsetLeft, top:offsetTop};
}

function navegador()
{
	//verifica se o navegador é Internet Explorer versão 6 ou anterior
	var browser = navigator.appName
	var ver = navigator.appVersion
	var thestart = parseFloat(ver.indexOf("MSIE"))+1
	var brow_ver = parseFloat(ver.substring(thestart+4,thestart+7))
	if ((browser=="Microsoft Internet Explorer") && (brow_ver < 7))
	{
		document.getElementById("navegador").style.display = "block";
		document.getElementById("box_login").style.top = getPosicaoElemento("box_login").top+150;
	}
}

function OnEnter(evt)
{
	var key_code = evt.keyCode  ? evt.keyCode  :
					   evt.charCode ? evt.charCode :
					   evt.which    ? evt.which    : void 0;


	if (key_code == 13)
	{
		return true;
	}
}

function logar()
{
	$(".erro").css('visibility','hidden');
	 if($('#email').val() == "")
	 {
		$("#email2_erro").css("left",getPosicaoElemento("email").left);
		$("#email2_erro").css("top",getPosicaoElemento("email").top+25);
		$("#email2_erro").css("visibility","visible");
		$('#email').focus();
	 }
	 else  if(!(emailRE.test($('#email').val()))) {
		$("#email_erro").css("left",getPosicaoElemento("email").left);
		$("#email_erro").css("top",getPosicaoElemento("email").top+25);
		$("#email_erro").css("visibility","visible");
		$('#email').focus();
	  }
	 else if($('#senha').val() == "")
	 {
	 	$("#senha2_erro").css("left",getPosicaoElemento("senha").left);
		$("#senha2_erro").css("top",getPosicaoElemento("senha").top+25);
		$("#senha2_erro").css("visibility","visible");
		$('#senha').focus();
	 }
	 else
	 {
	 	$("#aguarde").css("left",getPosicaoElemento("email").left);
		$("#aguarde").css("top",getPosicaoElemento("botao").top+45);
		$("#aguarde").css("visibility","visible");
		$.post("view/login/verifica_login.php", {email: $('#email').val(), senha: $('#senha').val()}, function(data){
			data = data.replace("","").substr(0,1);
			if(data == "1")
			{
				$("#senha_erro").css("left",getPosicaoElemento("senha").left);
				$("#senha_erro").css("top",getPosicaoElemento("senha").top+25);
				$("#senha_erro").css("visibility","visible");
				$('#senha').focus();
				$("#aguarde").css("visibility","hidden");
			}
			else if(data == "2")
			{
				$("#dados_erro").css("left",getPosicaoElemento("email").left);
				$("#dados_erro").css("top",getPosicaoElemento("botao").top+45);
				$("#dados_erro").css("visibility","visible");
				$('#email').focus();
				$("#aguarde").css("visibility","hidden");
			}
			else if(data == "3")
			{
				$("#liberado_erro").css("left",getPosicaoElemento("email").left);
				$("#liberado_erro").css("top",getPosicaoElemento("email").top+25);
				$("#liberado_erro").css("visibility","visible");
				$('#email').focus();
				$("#aguarde").css("visibility","hidden");
			}
			else if(data == "4")
			{
				$("#empresa_erro").css("left",getPosicaoElemento("email").left);
				$("#empresa_erro").css("top",getPosicaoElemento("email").top+25);
				$("#empresa_erro").css("visibility","visible");
				$('#email').focus();
				$("#aguarde").css("visibility","hidden");
			}
			else if(data == "0")
			{
				//window.open('./default.php', '_blank', 'type=fullWindow,fullscreen,scrollbars=yes, menubar=no');
				window.open('./univen.php', '_self');
				$('#email').val("");
				$('#senha').val("");
			}
			
		});
	 }
}

IsChildOf = function(parent, child) {
        var res = false;
        if (child != null) {
          while (child.parentNode) {
            if ((child = child.parentNode) == parent) {
              res = true; break;
            }
          }
        }
        return res;
      };

      FixOnMouseOut = function(element, event, callback) {
        var e = { _target: (event.toElement) ? event.toElement : event.relatedTarget };
        var current_mouse_target = e._target;
        if (!IsChildOf(element, current_mouse_target) && element != current_mouse_target) {
          callback.apply(this);
        }
      };   
	  
	 <!--
function desabilitar(){
    //alert ("Função desabilitada.\n\nDesculpe o incômodo.")
    return false
}
document.oncontextmenu=desabilitar

function reziseJanela()
{	
	var browser = navigator.appName
	
	if (browser=="Microsoft Internet Explorer")
	{
		window.resizeTo(screen.width, screen.height);
		window.moveTo(0,0);
		if(rezise == 0)
		{
			window.onfocus = function(){ reziseJanela();}	
			rezise++;
		}
	}
	
}