function myChgPic001(myPicURL001, w){
   document.images["myBigImage001"].src = myPicURL001;
   document.images["myBigImage001"].width = w;
}

function myChgPic002(myPicURL002, w){
   document.images["myBigImage002"].src = myPicURL002;
   document.images["myBigImage002"].width = w;
}

function myChgPic003(myPicURL003, w){
   document.images["myBigImage003"].src = myPicURL003;
   document.images["myBigImage003"].width = w;
}