function setHeightBy23px(id){
//	alert(document.getElementById(id).height);
	var content = document.getElementById(id);
	if(content != null){
		var imgs = content.getElementsByTagName("img");
		for (var i = 0; i < imgs.length; i++) {
			var height = imgs[i].height;
			var width= imgs[i].width;
			var newHeight = height - (height % 23);
			var wariai = newHeight / height;
			var newWidth= width * wariai;
			imgs[i].height = newHeight;
			imgs[i].width = newWidth;
		}
	}
}

/* テーブルの高さを23px単位に */
function setTableSizeBy23px(id){
	var content = document.getElementById(id);
	if(content != null){
		var tables = content.getElementsByTagName("table");
		for (var i = 0; i < tables.length; i++) {
			var height = tables[i].offsetHeight;
			var newHeight = height + (23 - (height % 23));
			tables[i].style.height = newHeight + "px";
		}
	}
}

/* Start 画像を丸くする用 */
function roundedImage() {
	var content = document.getElementById("roundedbox");
	if(content != null){
		var imgs = content.getElementsByTagName("img");

		if (imgs != null){
			return;
		}
		for (var i = 0; i < imgs.length; i++) {
			var wrapper = document.createElement("div");
			wrapper.className = "wrapper";
			var original = imgs[i];
			original.parentNode.replaceChild(wrapper, original);
			var tl = document.createElement("div");
			tl.className = "tl";
			var br = document.createElement("div");
			br.className = "br";
			var tr = document.createElement("div");
			tr.className = "tr";
			var bl = document.createElement("div");
			bl.className = "bl";
			wrapper.appendChild(tl);
			wrapper.appendChild(tr);
			wrapper.appendChild(bl);
			wrapper.appendChild(br);
			wrapper.appendChild(original);
		}
	}
}
/* End 画像を丸くする用 */