function Button1(backc) {
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function Button2(backc) {
document.all.B2.bgColor=backc }

function Button3(backc) {
document.all.B3.bgColor=backc }

function Button4(backc) {
document.all.B4.bgColor=backc }

function Button5(backc) {
document.all.B5.bgColor=backc }

function Button6(backc) {
document.all.B6.bgColor=backc }

function Button7(backc) {
document.all.B7.bgColor=backc }

function Button8(backc) {
document.all.B8.bgColor=backc }

function Button9(backc) {
document.all.B9.bgColor=backc }

function Button10(backc) {
document.all.B10.bgColor=backc }

function Button11(backc) {
document.all.B11.bgColor=backc }

function Button12(backc) {
document.all.B12.bgColor=backc }

function Button13(backc) {
document.all.B13.bgColor=backc }

function Button14(backc) {
document.all.B14.bgColor=backc }

function Button15(backc) {
document.all.B15.bgColor=backc }

function Button16(backc) {
document.all.B16.bgColor=backc }

function Button17(backc) {
document.all.B17.bgColor=backc }

function Button18(backc) {
document.all.B18.bgColor=backc }

function Button19(backc) {
document.all.B19.bgColor=backc }

function Button20(backc) {
document.all.B20.bgColor=backc }

function Button21(backc) {
document.all.B21.bgColor=backc }

function Button22(backc) {
document.all.B22.bgColor=backc }

function Button23(backc) {
document.all.B23.bgColor=backc }

function Button24(backc) {
document.all.B24.bgColor=backc }

function Button25(backc) {
document.all.B25.bgColor=backc }

function Button26(backc) {
document.all.B26.bgColor=backc }

function Button27(backc) {
document.all.B27.bgColor=backc }

function Button28(backc) {
document.all.B28.bgColor=backc }

function Button29(backc) {
document.all.B29.bgColor=backc }

function Button30(backc) {
document.all.B30.bgColor=backc }

function Button31(backc) {
document.all.B31.bgColor=backc }

function Button32(backc) {
document.all.B32.bgColor=backc }

function Button33(backc) {
document.all.B33.bgColor=backc }

function Button34(backc) {
document.all.B34.bgColor=backc }

function Button35(backc) {
document.all.B35.bgColor=backc }

function Button36(backc) {
document.all.B36.bgColor=backc }

function Button37(backc) {
document.all.B37.bgColor=backc }

function Button38(backc) {
document.all.B38.bgColor=backc }

function Button39(backc) {
document.all.B39.bgColor=backc }

function Button40(backc) {
document.all.B40.bgColor=backc }

function Button41(backc) {
document.all.B41.bgColor=backc }

function Button42(backc) {
document.all.B42.bgColor=backc }

function Button43(backc) {
document.all.B43.bgColor=backc }

function Button44(backc) {
document.all.B44.bgColor=backc }

function Button45(backc) {
document.all.B45.bgColor=backc }

function Button46(backc) {
document.all.B46.bgColor=backc }

function Button47(backc) {
document.all.B47.bgColor=backc }

function Button48(backc) {
document.all.B48.bgColor=backc }

function Button49(backc) {
document.all.B49.bgColor=backc }

function Button50(backc) {
document.all.B50.bgColor=backc }