var OutSize = 0;

function Size() {
  if (OutSize == 0) {
    var size = document.getElementById('NextFrame').clientHeight + 20;
  } else {
    var size = OutSize;
  }
  document.getElementById('BackGround').style.height = size+'px';
}

function ImgSize(num) {
var Hsize = document.getElementById('ContImgBox'+num).clientHeight-7;
var Wsize = document.getElementById('ContImgBox'+num).clientWidth;
document.getElementById('ContShadeSideSrc'+num).style.height = Hsize+'px';
document.getElementById('ContShadeBottomSrc'+num).style.width = Wsize+'px';
}