void SortFloys() {

		int i,j;
		boolean swap;
		int e;
		Efloy etemp;

		for (i=0;i < floys.length-1;i++) {
			swap = false;
			for (j=floys.length-2;j>=i;j--) {
				e = floys[j].fitness - floys[j+1].fitness;
				if (e < 0) {
					etemp = floys[j];
					floys[j] = floys[j+1];
					floys[j+1] = etemp;
					swap = true;
				}
			}
			if (swap == false) {
				break;
			}
		}

	}