function IsPC() 
{ 
var userAgentInfo = navigator.userAgent; 
var Agents = new Array("Android", "iPhone", "SymbianOS", "Windows Phone", "iPad", "iPod"); 
var flag = true; 
for (var v = 0; v < Agents.length; v++) { 
if (userAgentInfo.indexOf(Agents[v]) > 0) { flag = false; break; } 
} 
return flag; 
}