function trimAll(sString)
{
	while (sString.substring(0,1) == ' ')
	{
		sString = sString.substring(1, sString.length);
	}
	while (sString.substring(sString.length-1, sString.length) == ' ')
	{
		sString = sString.substring(0,sString.length-1);
	}
	return sString;
}

function validarCPF(num_cpf)
{
	var cpf = num_cpf;
    
	if(cpf.length != 11 || cpf == "00000000000" || cpf == "11111111111" ||
	  cpf == "22222222222" || cpf == "33333333333" || cpf == "44444444444" ||
	  cpf == "55555555555" || cpf == "66666666666" || cpf == "77777777777" ||
	  cpf == "88888888888" || cpf == "99999999999")
	{
		return false;
   }

	soma = 0;
	for(i = 0; i < 9; i++)
	{
   	 	soma += parseInt(cpf.charAt(i)) * (10 - i);
	}
   	resto = 11 - (soma % 11);
   	if(resto == 10 || resto == 11)
	 	resto = 0;
   	if(resto != parseInt(cpf.charAt(9)))
	{
	 	return false;
   	}
   	soma = 0;
   	for(i = 0; i < 10; i ++)
	{
	 	soma += parseInt(cpf.charAt(i)) * (11 - i);
	}
   	resto = 11 - (soma % 11);
   	if(resto == 10 || resto == 11)
	 	resto = 0;
   	if(resto != parseInt(cpf.charAt(10)))
	{
	 	return false;
   	}
	return true;
}


function emailCheck (emailStr) 
{

	var checkTLD=1;
	
	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
	
	var emailPat=/^(.+)@(.+)$/;
	
	var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
	
	var validChars="\[^\\s" + specialChars + "\]";
	
	var quotedUser="(\"[^\"]*\")";
	
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	
	var atom=validChars + '+';
	
	var word="(" + atom + "|" + quotedUser + ")";
	
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	
	var matchArray=emailStr.match(emailPat);
	
	if (matchArray==null) 
	{
		return false;
	}
	var user=matchArray[1];
	var domain=matchArray[2];
	
	for (i=0; i<user.length; i++) 
	{
		if (user.charCodeAt(i)>127) 
		{
			return false;
	   	}
	}
	
	for (i=0; i<domain.length; i++) 
	{
		if (domain.charCodeAt(i)>127) 
		{
			return false;
	   	}
	}
	
	if (user.match(userPat)==null) 
	{
		return false;
	}
	
	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null) 
	{
		for (var i=1;i<=4;i++) 
		{
			if (IPArray[i]>255) 
			{
				return false;
	   		}
		}
		return true;
	}
	 
	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	
	for (i=0;i<len;i++) 
	{
		if (domArr[i].search(atomPat)==-1) 
		{
			return false;
	   	}
	}
	
	if (checkTLD && domArr[domArr.length-1].length!=2 && domArr[domArr.length-1].search(knownDomsPat)==-1) 
	{
		return false;
	}
	
	if (len<2) 
	{
		return false;
	}
	
	return true;
}

//expressão regular pra validar datas
var reDate1 = /^\d{1,2}\/\d{1,2}\/\d{1,4}$/;
var reDate2 = /^[0-3]?\d\/[01]?\d\/(\d{2}|\d{4})$/;
var reDate3 = /^(0?[1-9]|[12]\d|3[01])\/(0?[1-9]|1[0-2])\/(19|20)?\d{2}$/;
var reDate4 = /^((0?[1-9]|[12]\d)\/(0?[1-9]|1[0-2])|30\/(0?[13-9]|1[0-2])|31\/(0?[13578]|1[02]))\/(19| )?\d{2}$/;
//var reDate5 = /^((0[1-9]|[12]\d)\/(0[1-9]|1[0-2])|30\/(0[13-9]|1[0-2])|31\/(0[13578]|1[02]))\/\d{4}$/;
// modificado por bernardo
var reDate5 = /^((0[1-9]|[12]\d)\/(0[1-9]|1[0-2])|30\/(0[13-9]|1[0-2])|31\/(0[13578]|1[02]))\/(19|20)\d{2}$/;
var reDate6 = /^(0[0-9]|1[0-9]|2[0-3])\:([0-5][0-9])$/;
var reDate = reDate4;

function validaData(pStr, pFmt)
{
	eval("reDate = reDate" + pFmt);
	if (reDate.test(pStr)) 
	{
		if (pStr.substr(3,2) == "02")
		{
			ano = pStr.substr(6,4);
			if (ano % 4 == 0)
			{
				bissexto = true;
			}
			else
			{
				bissexto = false;
			}
			if (bissexto == true)
			{
				if (parseInt(pStr.substr(0,2)) > 29)
				{
					return false;
				}
			}
			else
			{
				if (parseInt(pStr.substr(0,2)) > 28)
				{
					return false;
				}			
			}
			return true;
		}
		else
		{
			return true;
		}
	} 
	else if (pStr != null && pStr != "") 
	{
		return false;
	}
}