function getCulture()
{ 
 var vCulture="en"; 
  if(window.location.toString().indexOf("/en/")!=-1)
    vCulture = "en";
  if(window.location.toString().indexOf("/es/")!=-1)
      vCulture = "es";
  return vCulture;
}

function getCulture_()
{
if (window.location.toString().indexOf("culture=es")!=-1)
  return 'es';
else
  return 'en';  
}

function addSelectOption2(cbo,culture)
{
 var oOption = document.createElement("OPTION");
 if(culture=='es')
   oOption.text = '[--Seleccione--]';
 else
   oOption.text = '[--Select--]';
 oOption.Value = -1;

 cbo.options.add(oOption,-1);
 cbo.selectedIndex=0;
}

function addSelectOption(cbo)
{
 var oOption = document.createElement("OPTION");
 if(getCulture().indexOf("es")!= -1)
   oOption.text = '[--Seleccione--]';
 else
   oOption.text = '[--Select--]';
 oOption.value = -1;

 cbo.options.add(oOption,0);
 cbo.selectedIndex=0;
}
function _$(id)
{
  return document.getElementById(id);
}
function getForm()
{
return document.getElementsByTagName("FORM")[0];
}
function setTextLabel(txt)
{
 this.innerHTML = txt; 
 //this.innerText = txt;
 //this.textContent = txt;
}
function isValidEmail(strEmail){
  validRegExp = /^[^@]+@[^@]+.[a-z]{2,}$/i;
  // search email text for regular exp matches
    if (strEmail.search(validRegExp) == -1) 
      return false;
    return true; 
}

function isVideoValid(ext)
{
 ext= ext.toLowerCase();
 return (ext=="avi" || ext=="mpeg" || ext=="mpg" || ext=="wmv" || ext=="divx" ); 
}

function isAudioValid(ext)
{
 ext= ext.toLowerCase();
 return (ext=="mp3" || ext=="wma");
}

function isDocValid(ext)
{
 ext= ext.toLowerCase();
 return (ext=="doc" || ext=="pdf");
}

function isImageValid(ext)
{
 ext= ext.toLowerCase();
 return (ext=="jpg" || ext=="gif" || ext=="jpeg" || ext=="png");
}