function tiraespacos(tmpStr) 
{
  var tmpStr, atChar;
  if (tmpStr.length > 0) atChar = tmpStr.charAt(0);
  while (isSpace(atChar)) 
  {
		tmpStr = tmpStr.substring(1, tmpStr.length);
	atChar = tmpStr.charAt(0);
  }
  if (tmpStr.length > 0) 
		  atChar = tmpStr.charAt(tmpStr.length-1);
  while (isSpace(atChar)) 
  {
	tmpStr = tmpStr.substring(0,(tmpStr.length-1));
	atChar = tmpStr.charAt(tmpStr.length-1);
  }
  return tmpStr;
}
 
function isSpace(inChar) 
{
  return (inChar == ' ' || inChar == '\t' || inChar == '\n');
}

function setCookieIndex(name, value, path, domain, secure) {
 var expires = new Date();
 //para expirar daqui a 1 ano
 var futuro = expires.getTime()+(365*24*60*60*1000);
 expires.setTime(futuro);
 valor = value;
 var curCookie = name + "=" + escape(valor) +
	 ((expires) ? "; expires=" + expires.toGMTString() : "") +
	 ((path) ? "; path=" + path : "") +
 ((domain) ? "; domain=" + domain : "") +
 ((secure) ? "; secure" : ""); 
	 document.cookie = curCookie;
}


function getCookieIndex(name) {
  var dc = document.cookie;
  var prefix = name + "=";
  var begin = dc.indexOf("; " + prefix);
  if (begin == -1) {
    begin = dc.indexOf(prefix);
    if (begin != 0) return null;
  } else
    begin += 2;
 var end = document.cookie.indexOf(";", begin);
 if (end == -1)
    end = dc.length;
  return unescape(dc.substring(begin + prefix.length, end));
}

function deleteCookieIndex(name, path, domain) {
  if (getCookieIndex(name)) {
    document.cookie = name + "=" + 
    ((path) ? "; path=" + path : "") +
    ((domain) ? "; domain=" + domain : "") +
    "; expires=Thu, 01-Jan-70 00:00:01 GMT";
  }
}

function ajustaValores(){
	valor = getCookieIndex('myIndex');
	}

function setaPreferencia(obj){
	valor = getCookieIndex('myIndex');
	valE = ''; valM = '';
	if(valor && tiraespacos(valor)!=''){
		arrValor = valor.split(';');
		for(i=0;i<arrValor.length;i++){
			escolha = arrValor[i].substring(0,arrValor[i].length);
			if(arrValor[i].substring(0,1)=='E')	valE = escolha;
			if(arrValor[i].substring(0,1)=='M')	valM = escolha;
		}
	}
	switch(obj.name){
		case 'cmbEstado':
			myCmb = document.getElementById('cmbEstado');
			myVal = myCmb.options[myCmb.selectedIndex].value;
			valE = 'E'+myVal;
			if(tiraespacos(myVal)!=''){
				mySrc = '';
				myTrEstadual2 = document.getElementById('tr_estadual');
				myTrEstadual2.style.display='none';
				myTrEstadual = document.getElementById('tr_estadualp');
				myTrEstadual.style.display='';
				myTrEstadual.innerHTML = '';
				get_ajax('http://www.fiscosoft.com.br/geraIndex/carregaJS.php?arq=legestadual2_'+myVal,'tr_estadualp');
			}else{
				mySrc = '';
				myTr1 = document.getElementById('tr_estadual');
				myTr2 = document.getElementById('tr_estadualp');
				myTr2.style.display = 'none';
				myTr1.style.display = '';
			}
		break;
		case 'cmbMunicipio':
			myCmb = document.getElementById('cmbMunicipio');
			myVal = myCmb.options[myCmb.selectedIndex].value;
			valM = 'M'+myVal;
			if(tiraespacos(myVal)!=''){
				mySrc = '';
				myTr1 = document.getElementById('tr_municipal');
				myTr2 = document.getElementById('tr_municipalp');
				myTr1.style.display = 'none';
				myTr2.style.display = '';
				get_ajax('http://www.fiscosoft.com.br/geraIndex/carregaJS.php?arq=legmunicipal2_'+myVal,'tr_municipalp');
			}else{
				mySrc = '';
				myTr1 = document.getElementById('tr_municipal');
				myTr2 = document.getElementById('tr_municipalp');
				myTr2.style.display = 'none';
				myTr1.style.display = '';
			}
		break;
	}
	valor  = valE+';'+valM;
	setCookieIndex('myIndex',valor,'/');
}
ajustaValores();