function gup( 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];
	
}

function url_build( location )
{

	if ( gup( 'siteid' ) ) {
	
	var s_param = gup( 'siteid' );
	
		if (location == "https://toyotarewardsvisa.com/apply/") {
		
			if (s_param == "www_usb") {
			var url = location + 'src-www-200810-rappla-trv-usb';
			}
			
			else if (s_param.substring(0,3) != "src") { 
			//alert ( s_param.substring(0,3) );
			var url = location + 'src-' + s_param;
			}
			
			else { 
			var url = location + s_param;
			}
		}
		
		else {
		
			var url = location + '?siteid=' + s_param;
		
		}
	
	return url;
	
	}
	
	else {
		var url = location;
		return url;
	}

}