function getThumbnailImage(thumbXPos,thumbYPos,thumbWidth,thumbHeight,thumbSize,thumbShape) {
    var imageUrl;
    DWREngine._execute("dwr", 'thumbnailmaker', 'createThumbnail',thumbXPos, thumbYPos, thumbWidth, thumbHeight, thumbSize, thumbShape, {callback:function(data){imageUrl=data;}, async:false});
    return imageUrl;
}

function saveThumbnail(){
  thumbnailMakerTray.closeThumbnailDialog();
    $('thumbnailImageContainer').innerHTML="";
    $('thumbnailImageContainer').innerHTML='<img src="'+thumbnailMakerTray.getSavedThumbnailImageUrl()+'">';
}