function imgWindow(img){
  img1= new Image();
  img1.src=(img);
  resizer(img);
}
function resizer(img){
  if((img1.width!=0)&&(img1.height!=0)){
    imgView(img);
  }
  else{
    myResize="resizer('"+img+"')";
    interval=setTimeout(myResize,20);
  }
}
function imgView(img){
  enlargeW=img1.width+20;
  enlargeH=img1.height+20;
  newSize="width="+enlargeW+",height="+enlargeH;
  showImg=window.open(img,"",newSize+",scrollbars=1");
}