function change (picurl) {document.picture.src = picurl;}
function change1 (picurl1) {document.picture1.src = picurl1;}
function change2 (picurl2) {document.picture2.src = picurl2;}
function change3 (picurl3) {document.picture3.src = picurl3;}
function change4 (picurl4) {document.picture4.src = picurl4;}
function change5 (picurl5) {document.picture5.src = picurl5;}
function change6 (picurl6) {document.picture6.src = picurl6;}
function change7 (picurl7) {document.picture7.src = picurl7;}
function change8 (picurl8) {document.picture8.src = picurl8;}
function change9 (picurl9) {document.picture9.src = picurl9;}
function change10 (picurl10) {document.picture10.src = picurl10;}
function change11 (picurl11) {document.picture11.src = picurl11;}
function change12 (picurl12) {document.picture12.src = picurl12;}
function change13 (picurl13) {document.picture13.src = picurl13;}
function change14 (picurl14) {document.picture14.src = picurl14;}
function change15 (picurl15) {document.picture15.src = picurl15;}
function change16 (picurl16) {document.picture16.src = picurl16;}
function change17 (picurl17) {document.picture17.src = picurl17;}
function change18 (picurl18) {document.picture18.src = picurl18;}
function change19 (picurl19) {document.picture19.src = picurl19;}
function change20 (picurl20) {document.picture20.src = picurl20;}