function GetMobileParam( name ){  name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");  
			var regexS = "[\\?&]"+name+"=([^&#]*)";  
			var regex = new RegExp( regexS );  
			var results = regex.exec( window.location.href );  
			if( results == null )    
	 			return "";  
			else    
 		      return results[1];}
 		      
var mobile = GetMobileParam('m');

if (mobile =='') 
{
if((navigator.userAgent.match(/iPhone/i)) || (navigator.userAgent.match(/iPod/i)) || (navigator.userAgent.match(/Android/i)) || (navigator.userAgent.match(/BlackBerry/i))) {
   if (document.cookie.indexOf("iphone_redirect=false") == -1) window.location = "http://www.roads.maryland.gov/m/";   
}
}