//IT REQUIRES layer_lib.js ALREADY LOADED

var omitformtags=["input", "textarea", "select"] 
omitformtags=omitformtags.join("|")

function disableselect(e){
	if (omitformtags.indexOf(e.target.tagName.toLowerCase())==-1)
		return false
}

function reEnable(){
	return true
}

function blockSelect(element) {
	if (typeof element.onselectstart!="undefined")
		element.onselectstart=new Function ("event.returnValue=false;  return false; ");
	else{
		element.onmousedown=disableselect
		element.onmouseup=reEnable
	}
	
}

var isOpen = false;
var isLayer = false;
function getContent() {
	var KEYCONTENT = 
	" <table class='bg_button' id='_KEYBRD'>"
	+"  <tr>"
	+"	<td class='bg_button' onclick='displayVal(\"1\");'>1</td>"
	+"	<td class='bg_button' onclick='displayVal(\"2\");'>2</td>"
	+"	<td class='bg_button' onclick='displayVal(\"3\");'>3</td>"
	+"  </tr>"
	+"  <tr>"
	+"	<td class='bg_button' onclick='displayVal(\"4\");'>4</td>"
	+"	<td class='bg_button' onclick='displayVal(\"5\");'>5</td>"
	+"	<td class='bg_button' onclick='displayVal(\"6\");'>6</td>"
	+"  </tr>"
	+"  <tr>"
	+"	<td class='bg_button' onclick='displayVal(\"7\");'>7</td>"
	+"	<td class='bg_button' onclick='displayVal(\"8\");'>8</td>"
	+"	<td class='bg_button' onclick='displayVal(\"9\");'>9</td>"
	+"  </tr>"
	+"  <tr>"
	+"	<td class='bg_button' onclick='displayVal(\"0\");'>0</td>"
	+"  <td class='brr_button' colspan=2 onclick='clearKeys();'>&nbsp;</td>"
	+"  </tr>"
	+" </table>";
	return KEYCONTENT;

}


var DEF_MAXLENGTH = 4;
var keyboardBind ;
var maxLengthKeyboard = DEF_MAXLENGTH;
var regFunction;

function bindElement(elem) {
   keyboardBind = elem;
   maxLengthKeyboard = (keyboardBind && keyboardBind.maxLength? keyboardBind.maxLength: DEF_MAXLENGTH);
}

function displayVal(keyVal) {
  if (keyboardBind.value.length < maxLengthKeyboard) {
   keyboardBind.value += keyVal;
   if (regFunction) {
	regFunction();
	/*if (txtCrearClave)
		CharCount('Uccrearclave1_txtClave1','Uccrearclave1_nchar')*/
	
   }
  }
}
function clearKeys() {
  keyboardBind.value="";
  if (txtCrearClave)
		CharCount('Uccrearclave1_txtClave1','Uccrearclave1_nchar')
}


function startKeyb(elem, modal) {
     if (keyboardBind) {
	keyboardBind.disabled = false;
     }

     bindElement(elem);
     if (!isOpen && isLayer) {
	     activateChild(isOpen = true);
     }
     if(modal)  {
	keyboardBind.disabled = true;
     }

}

function closeKeyb() {
     if (isLayer) activateChild(isOpen = false);
     keyboardBind.disabled = false;
}

function createKeyboard(openLayer, xPos, yPos) {
     if (isLayer = openLayer)
        createChild(window, "keyboard", getContent(), isOpen, 330, 135, xPos, yPos); 
     else 
	document.writeln(getContent());
     blockSelect(document.all? document.all['_KEYBRD']: document.getElementById? document.getElementById('_KEYBRD'): document);
}

function fChangeStyle(field, others) {
	var newClassName = "lockedColorText";
	field.className="";
	for (var e=0; e < others.length; e++) {
		var ele = document.getElementById(others[e]);
		if (ele) {
			ele.className= newClassName;
		}
	}
}

function CharCount(campo,destino) 
{	
	document.getElementById(destino).value="0";
	if (document.getElementById(campo).value.length>5)
	{
		if (sCaracteresrepetidos(document.getElementById(campo).value)=="")
		{
			document.getElementById(destino).value = 6;	
		}
	}	
}

function sCaracteresrepetidos(sCadena){ 
         
        var sComparador = ""; 
        var sRepetidos = ""; 
         
        for (var iCont = 0 ; iCont < sCadena.length ; iCont++){ 
            if (sComparador.indexOf(sCadena.substr(iCont,1)) == -1){ 
                sComparador += sCadena.substr(iCont,1); 
            }else{ 
                if (sRepetidos.indexOf(sCadena.substr(iCont,1)) == -1) 
                    sRepetidos += sCadena.substr(iCont,1); 
            } 
        } 
         
        return sRepetidos; 
         
    }