var deviceIphone = "iphone";
var deviceIpod = "ipod";
var deviceIpad = "ipad";

//Initialize our user agent string to lower case.
var uagent = navigator.userAgent.toLowerCase();

//**************************
// Detects if the current device is an iPhone.
function DetectIphone()
{
   if (uagent.search(deviceIphone) > -1)
      return true;
   else
      return false;
}

//**************************
// Detects if the current device is an iPod Touch.
function DetectIpod()
{
   if (uagent.search(deviceIpod) > -1)
      return true;
   else
      return false;
}

//**************************
//Detects if the current device is an iPad Touch.
function DetectIpad()
{
if (uagent.search(deviceIpad) > -1)
   return true;
else
   return false;
}

//**************************
// Detects if the current device is an iPhone or iPod Touch.
function DetectIphoneOrIpodOrIpad()
{
    if (DetectIphone())
       return true;
    else if (DetectIpod())
       return true;
    else if (DetectIpad())
    	return true;
    else
       return false;
}

/*---------------------------------------------------------------*/

var deviceAndroid = "android";

//**************************
//Detects if the current device is an Android OS-based device.
function DetectAndroid()
{
 if (uagent.search(deviceAndroid) > -1)
    return true;
 else
    return false;
}


//**************************
//Detects if the current device is an Android OS-based device and
// the browser is based on WebKit.
function DetectAndroidWebKit()
{
 if (DetectAndroid())
 {
   if (DetectWebkit())
      return true;
   else
      return false;
 }
 else
    return false;
}