// Randomizing code
		 
		 function RandomNumber(maxNumber)
		 {
		   return 1 + Math.floor(Math.random() * maxNumber);		   
		 }
		 
		 function ShuffleArray(array, efficiency)
		 {
		
		   var r1;
		   var r2;
		   var content;
		   var arrayLength = array.length;
		   
		   for (i=0; i<(arrayLength*efficiency); i++)
		   {
		  
		      r1 = RandomNumber(arrayLength) - 1;
		      r2 = RandomNumber(arrayLength) - 1;			  
			  content = array[r1]
			  array[r1] = array[r2];			  
			  array[r2] = content; 
		   }
		   
		 }