Determine if a mobile device is logged on

<summary>
Determine if a mobile device is logged on
</summary>
<returns></returns>
public static bool IsMobileDevice ()
{
String[] mobileagents = {"iphone", "Android", "Phone", "mobile", "WAP", "NetFront", "Java", "Opera Mobi", "Opera Mini", "UCWeb", "Windows CE", "Symbian", "series", "webOS", "Sony", "BlackBerry", "Dopod", "Nokia", "Samsung", "PalmSource", "xda "," Pieplus "," Meizu "," MIDP "," CLDC "," Motorola "," Foma "," DoCoMo "," Up.browser "," Up.link "," Blazer "," Helio "," Hosin ", "Huawei", "Novarra", "Coolpad", "webOS", "TechFaith", "PalmSource", "Alcatel", "Amoi", "Ktouch", "Nexian", "Ericsson", "p Hilips "," Sagem "," wellcom "," Bunjalloo "," Maui "," Smartphone "," Iemobile "," Spice "," Bird "," zte-"," Longcos "," Pantech " , "Gionee", "portalmmm", "Jig Browser", "Hiptop", "BenQ", "Haier", "^LCT", "320x320", "240x320", "176x220", "the" "The", "acs-" , "Alav", "Alca", "Amoi", "Audi", "Avan", "BenQ", "Bird", "Blac", "Blaz", "Brew", "Cell", "CLDC", "cmd-", "Dang", "doco", "Eric", "Hipt", "Inno", "iPAQ", "Java", "Jigs", "KDDI", "Keji", "Leno", "Lg-c", "lg-d", "Lg-g", "lge-", "Maui", "Maxo", "M IDP "," MITs "," MMEF "," mobI "," mot-"," Moto "," MWBP "," nec-"," Newt "," Noki "," oper "," palm "," pana "," Pant "," Phil "," Play "," Port "," ProX "," Qwap " , "Sage", "Sams", "Sany", "sch-", "sec-", "Send", "Seri", "sgh-", "Shar", "sie-", "Siem", "Smal", "Smar", "Sony", "sph-", "Symb", "T-mo", "Teli", "tim-", "Tosh", "tsm-", "Upg1", "Upsi", "Vk-v", "Voda", "wap-", "Wapa", "Wapi", "Wapp", "WAPR", "W EBC "," winw "," winw "," XDA "," xda-"," Googlebot-mobile "};
BOOL Ismoblie = false;
if (HttpContext.Current.Request.UserAgent.ToString (). ToLower ()! = null)
{
for (int i = 0; i < mobileagents.length; i++)
{
if (HttpContext.Current.Request.UserAgent.ToString (). ToLower (). IndexOf (Mobileagents[i]) >= 0)
{
Ismoblie = true;
Break
}
}
}
if (Ismoblie)
{
return true;
}
Else
{
return false;
}
}

Determine if a mobile device is logged on