//RollOvers------------------------------------------------------------------------------------------------------------------------------
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_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_findObj(n, d) { //v4.01
  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 && d.getElementById) x=d.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];}
}

//Submit Forms------------------------------------------------------------------------------------------------------------------------------

function submitenter(myfield,e)
{
var keycode;
if (window.event) keycode = window.event.keyCode;
else if (e) keycode = e.which;
else return true;

if (keycode == 13)
   {
   myfield.form.submit();
   return false;
   }
else
   return true;
}

//Image Changer------------------------------------------------------------------------------------------------------------------------------
function change_img(arg){
	var arg2 = String(arg);
	var elt2 = document[arg2];
	if (elt2.src.indexOf('images/spacer.gif') > -1){
		elt2.src = 'images/bullet-cars.gif';
	}
	else{ 
		elt2.src = 'images/spacer.gif';
	}
}

//DIV Emergentes------------------------------------------------------------------------------------------------------------------------------
function cerrarPopup(pid){
	document.getElementById(pid).style.visibility = 'hidden';
}

function abrirPopup(pid){
	document.getElementById(pid).style.visibility = 'visible';
}

//Validaciones---------------------------------------------------------------------------------------------------------------------------------
function EMailAddressIsValid(strVal) {
	var x = strVal;
	var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (filter.test(x))
		return true;
	else
		return false;
}

function CharsIsValid(strVal) {
	var x = strVal;
	var filter = /^([a-zA-Z0-9])+$/;
	if (filter.test(x))
		return true;
	else
		return false;
}

function DateIsValid(strVal) {
	var x = strVal;
	var filter = /^([0-9]{4})+\-([0-9]{2})+\-([0-9]{2})+$/;
	if (filter.test(x))
		return true;
	else
		return false;
}

function RtvIsValid(strVal) {
	var x = strVal;
	var filter = /^([0-9]{2})+\/([0-9]{4})+$/;
	if (filter.test(x))
		return true;
	else
		return false;
}

function YearIsValid(strVal) {
	var x = strVal;
	var filter = /^([0-9]{4})+$/;
	if (filter.test(x))
		return true;
	else
		return false;
}

function PriceIsValid(strVal) {
	var x = strVal;
	var filter = /^([0-9\.])*$/;
	if (filter.test(x))
		return true;
	else
		return false;
}

function TelIsValid(strVal) {
	var x = strVal;
	var filter = /^([0-9])*$/;
	if (filter.test(x))
		return true;
	else
		return false;
}

function NumIsValid(strVal) {
	var x = strVal;
	var filter = /^([0-9])*$/;
	if (filter.test(x))
		return true;
	else
		return false;
}

function PDFIsValid(fieldVal) {
	extensiones_permitidas = new Array(".pdf");
	var file = fieldVal;
	var ext = (file.substring(file.lastIndexOf("."))).toLowerCase();
	permitida = false; 
      for (var i = 0; i < extensiones_permitidas.length; i++) { 
         if (extensiones_permitidas[i] == ext) { 
         permitida = true; 
         break; 
         } 
      }
	if (!permitida)
		return false;
	else
		return true;
}

function ExtIsValid(fieldVal) {
	extensiones_permitidas = new Array(".gif", ".jpg", ".png"); 
	var file = fieldVal;
	var ext = (file.substring(file.lastIndexOf("."))).toLowerCase();
	permitida = false; 
      for (var i = 0; i < extensiones_permitidas.length; i++) { 
         if (extensiones_permitidas[i] == ext) { 
         permitida = true; 
         break; 
         } 
      }
	if (!permitida)
		return false;
	else
		return true;
}