<!--
/***************************************************************************************************************************
  Selecionador de estilos
***************************************************************************************************************************/

function selecionarCSS(){
	estiloCerto=(document.getElementById)?'ie.css':((document.all)?'ie.css':'ns.css');
	correcaoPath=((document.location+'-').indexOf('/content')!=-1)?'../../':'';
	document.write('<link rel="stylesheet" href="'+correcaoPath+'styles/'+estiloCerto+'" type="text/css">')
}
selecionarCSS();


/***************************************************************************************************************************
  Troca/Carrega imagens
***************************************************************************************************************************/

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.0
 	var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
  	d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  	if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  	if(!x && document.getElementById) x=document.getElementById(n); return x;
}


function MM_swapImage() { //v3.0
  	var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   	if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


/***************************************************************************************************************************
  Carrega
***************************************************************************************************************************/

function preload() {
  if (!document.images) return;
  var ar = new Array();
  var arguments = preload.arguments;
  for (var i = 0; i < arguments.length; i++) {
    ar[i] = new Image();
    ar[i].src = arguments[i];
  }
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);


/***************************************************************************************************************************
  Janelas / Browsers
***************************************************************************************************************************/

function openWin(url,name, w, h) {
  popupWin = window.open(url, name, "'menubar=no,toolbar=no,location=no,status=no,resizable=no,scrollbars=yes,scrolling=yes,width="+w+",height="+h+"'");
} 

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}


/********************************************************************
Funções de validação de formulário
*********************************************************************/

String.prototype.trim = function() {
	for (var i = 0; this.charCodeAt(i)<33; i++) {}
	for (var j = this.length-1; this.charCodeAt(j)<33; j--) {}
	return this.substring(i, j+1);
};

String.prototype.isEmpty = function() {
	return (this.length == 0);
};
String.prototype.isNumber = function(){
	return (!isNaN(parseInt(this)));
}
var FormValidator = function () {
	this._form = '';
	this._intro = "Os campos listados abaixo não foram\npreenchidos corretamente: \n\n";
	this.functions = {};
	this._fieldsToValidate = [];
	this._errors = [];
};
FormValidator.prototype.setForm = function(path) {
	this._form = path;
};
FormValidator.prototype.findElement = function(n){
	var p, i, x, d = document;
	if (!(x=d[n]) && d.all) x = d.all[n];
	for (i=0; !x && i<d.forms.length; i++) x = d.forms[i][n];
	if (!x && document.getElementById)  x = document.getElementById(n);
	return x;
}
FormValidator.prototype.registerFunction = function(fName, fnc) {
	if (this.functions[fName] == null) {
		this.functions[fName] = fnc;
	} else {
		alert("A função "+fName+" já existe. Use outro nome");
	}
};
FormValidator.prototype.addValidation = function(field, fnc, message) {
	var tmp = {field:field, fnc:fnc, message:message};
	this._fieldsToValidate.push(tmp);
	delete tmp;
};
FormValidator.prototype.addErrorMessage = function(obj) {
	this._errors.push(obj);
};
FormValidator.prototype.showErrors = function() {
	var out = this._intro;
	for (var c = 0; c<this._errors.length; c++) {
		out += this._errors[c]["message"]+"\n";
	}
	this._errors = [];
	alert(out);
};
FormValidator.prototype.validate = function() {
	var num = this._fieldsToValidate.length;
	for (var c = 0; c<num; c++) {
		var p = this._fieldsToValidate[c];
		this.functions[p.fnc](p.field, p.message, this);
	}
	if (this._errors.length>0) {
		this.showErrors();
	} else {
		eval(this._form).submit();
	}
};


// ############################################ FUNÇÔES DE VALIDAÇÂO ##################################################### //

// RADIO e CHECKBOX //
function isChecked(field, message, objRef) {
	var e = objRef.findElement(field);
	for (var i = 0; i<e.length; i++) {
		if (e[i].checked) {
			return true;
			break;
		}
	}
	objRef.addErrorMessage({message:message, element:field});
}
// TEXT - TEXTAREA - HIDDEN
function isBlank(field, message, objRef) {
	var e = objRef.findElement(field);	
	var _v = e.value.trim().isEmpty();
	if (_v) {
		objRef.addErrorMessage({message:message, element:field});
		return;
	}
}
// SELECT
function isSelected(field, message, objRef) {
	var e = objRef.findElement(field);
	if (e.value != 'null') return;
	//for(var c=0; c<e.options.length; c++){		
		//if(e.options[c].selected == true) return;
	//}
	objRef.addErrorMessage({message:message, element:field});
}
// NUMERIC
function isNumeric(field, message, objRef) {
	if(!((objRef.findElement(field)).value).isNumber()) objRef.addErrorMessage({message:message, element:field});
}

function isEmail (field, message, objRef) {
	var s = (objRef.findElement(field)).value;
	if (s.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1){
		return true ;
	}
	objRef.addErrorMessage({message:message, element:field});
}

var validator = new FormValidator();
validator.registerFunction("isChecked", isChecked);
validator.registerFunction("isBlank", isBlank);
validator.registerFunction("isSelected", isSelected);
validator.registerFunction("isNumeric", isNumeric);
validator.registerFunction("isEmail", isEmail);


//-->
