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 change19 (picurl19) {document.picture19.src = picurl19;}
function change29 (picurl29) {document.picture29.src = picurl29;}
function change39 (picurl39) {document.picture39.src = picurl39;}
function change49 (picurl49) {document.picture49.src = picurl49;}