var swap = function(a,b) {
		var tmp1, tmp2;
		tmp1 = $("span:contains('" + a + "')").parent().html();
		tmp2 = $("span:contains('" + b + "')").parent().html();

		$("span:contains('" + a + "')").parent().html(tmp2);
		$("span:contains('" + b + "')").parent().html(tmp1);
	}


	var shuffle = function(r,c,v) {
		var grisR = r-1;
		var grisC = c-1;
		var ordre = new Array(r);
		var i,j;
		var tmp, parnt;

		for (i=0; i<r; i++) {
			ordre[i] = new Array(c);
		}

		for (i=0; i<r; i++) {
			for (j =0; j<c; j++) {
		 		ordre[i][j] = (j+1) + i*c;
			}
		}

		for(var i = 0; i < 1; i++) {
			var check = true;
			// 0 = up, 1 = right, 2 = down, 3 = left
			while (check) {
				x = Math.floor(Math.random() * 4);
				if (x = 0){
					if (grisR - 1 > 0) {
						check = false;

						tmp = ordre[grisR][grisC];
						ordre[grisR][grisC] = ordre[grisR - 1][grisC];
						ordre[grisR - 1][grisC] = tmp;

						swap(grisC + 1 + c*(grisR), grisC + 1 + c*(grisR - 1))
					}
				}
				else if (x = 1){
					if (grisC + 1 < c) {
						check = false;

						tmp = ordre[grisR][grisC];
						ordre[grisR][grisC] = ordre[grisR][grisC + 1];
						ordre[grisR - 1][grisC] = tmp;

						swap(grisC + c*(grisR), grisC + 1 + c*(grisR))
					}
				}
				else if (x = 2){
					if (grisR + 1 < r) {
						check = false;

						tmp = ordre[grisR][grisC];
						ordre[grisR][grisC] = ordre[grisR + 1][grisC];
						ordre[grisR + 1][grisC] = tmp;

						swap(grisC + c*(grisR), grisC + c*(grisR + 1))
					}
				}
				else if (x = 3){
					if (grisC - 1 > 0) {
						check = false;

						tmp = ordre[grisR][grisC];
						ordre[grisR][grisC] = ordre[grisR][grisC - 1];
						ordre[grisR][grisC - 1] = tmp;

						swap(grisC + c*(grisR), grisC - 1 + c*(grisR))
					}
				}
			}
		}
	}