// JavaScript Document
//MÁSCARA DE VALORES

function txtBoxFormat(objeto, sMask, evtKeyPress) {
    var i, nCount, sValue, fldLen, mskLen,bolMask, sCod, nTecla;


if(document.all) { // Internet Explorer
    nTecla = evtKeyPress.keyCode;
} else if(document.layers) { // Nestcape
    nTecla = evtKeyPress.which;
} else {
    nTecla = evtKeyPress.which;
    if (nTecla == 8) {
        return true;
    }
}

    sValue = objeto.value;

    // Limpa todos os caracteres de formatação que
    // já estiverem no campo.
    sValue = sValue.toString().replace( "-", "" );
    sValue = sValue.toString().replace( "-", "" );
    sValue = sValue.toString().replace( ".", "" );
    sValue = sValue.toString().replace( ".", "" );
    sValue = sValue.toString().replace( "/", "" );
    sValue = sValue.toString().replace( "/", "" );
    sValue = sValue.toString().replace( ":", "" );
    sValue = sValue.toString().replace( ":", "" );
    sValue = sValue.toString().replace( "(", "" );
    sValue = sValue.toString().replace( "(", "" );
    sValue = sValue.toString().replace( ")", "" );
    sValue = sValue.toString().replace( ")", "" );
    sValue = sValue.toString().replace( " ", "" );
    sValue = sValue.toString().replace( " ", "" );
    fldLen = sValue.length;
    mskLen = sMask.length;

    i = 0;
    nCount = 0;
    sCod = "";
    mskLen = fldLen;

    while (i <= mskLen) {
      bolMask = ((sMask.charAt(i) == "-") || (sMask.charAt(i) == ".") || (sMask.charAt(i) == "/") || (sMask.charAt(i) == ":"))
      bolMask = bolMask || ((sMask.charAt(i) == "(") || (sMask.charAt(i) == ")") || (sMask.charAt(i) == " "))

      if (bolMask) {
        sCod += sMask.charAt(i);
        mskLen++; }
      else {
        sCod += sValue.charAt(nCount);
        nCount++;
      }

      i++;
    }

    objeto.value = sCod;

    if (nTecla != 8) { // backspace
      if (sMask.charAt(i-1) == "9") { // apenas números...
        return ((nTecla > 47) && (nTecla < 58)); } 
      else { // qualquer caracter...
        return true;
      } 
    }
    else {
      return true;
    }
  }
  
  
///////////////////////////////////
function SomenteNumero(e){
    var tecla=(window.event)?event.keyCode:e.which;
    if((tecla > 47 && tecla < 58)) return true;
    else{
    if (tecla != 8) return false;
    else return true;
    }
}
///////////////////////////////////
function formatar_mascara(src, mascara) {
	var campo = src.value.length;
	var saida = mascara.substring(0,1);
	var texto = mascara.substring(campo);
	if(texto.substring(0,1) != saida) {
		src.value += texto.substring(0,1);
	}
}