#if USE_MOBILITY_TRACKING
		  	 if (globResults->mobilityWindowLength > 0)
					 {
					 int var;
					 int first, last;
					 int ham = 0;
					 int *firstPtr, *lastPtr;

					 first = globResults->windowStart;
					 firstPtr = globResults->mobilityWindow + first * (varNum+1);
					 if (globResults->currentWindowLength < globResults->mobilityWindowLength - 1)
						 {
						 for (var = 1; var <= varNum; var++)
							 {
							 *firstPtr = x[var];
							 firstPtr++;
							 }
						 globResults->currentWindowLength++;
						 }
					 else		 
						 {
						 last = (first + globResults->mobilityWindowLength + 1) % globResults->mobilityWindowLength;
					   lastPtr = globResults->mobilityWindow + last * (varNum+1);
						 for (var = 1; var <= varNum; var++)
							 {
							 *firstPtr = x[var];
							 if (*firstPtr != *lastPtr)
								 ham++;
							 firstPtr++;
							 lastPtr++;
							 }
						 globResults->sumMobility += ham;
						 }

					 globResults->windowStart = (globResults->windowStart + 1) % globResults->mobilityWindowLength;
					 }
				 #endif