function change1 (picurl) {
document.picture1.src = picurl;
}
function change2 (picurl) {
document.picture2.src = picurl;
}
function change3 (picurl) {
document.picture3.src = picurl;
}
function change4 (picurl) {
document.picture4.src = picurl;
}
function change5 (picurl) {
document.picture5.src = picurl;
}
function change6 (picurl) {
document.picture6.src = picurl;
}
function change7 (picurl) {
document.picture7.src = picurl;
}
function change7a (picurl) {
document.picture7a.src = picurl;
}
function change8 (picurl) {
document.picture8.src = picurl;
}
function change9 (picurl) {
document.picture9.src = picurl;
}
function change10 (picurl) {
document.picture10.src = picurl;
}
function change11 (picurl) {
document.picture11.src = picurl;
}
function change12 (picurl) {
document.picture12.src = picurl;
}
function change13 (picurl) {
document.picture13.src = picurl;
}

 function ChangeImg(id,name){
  if (document.images) {document.images[id].src=eval(name+".src"); }
}