function WindowOpen(img_path) {
	//========================================
	//*	表示画像の相対パス作成              */
	img_path_no = img_path.search("images");
	myimage_path = img_path.substring(img_path_no, img_path.length);
	myimage_path = img_path.replace("s.jpg", ".jpg");
	
	//========================================
	//*	このページの相対パス作成            */
	myFolder = myFolder; //読み出し元のhtmlで前もって定義しておく。
	myUrl = document.URL;
	back_url_no = myUrl.search(myFolder);
	mybak_url = myUrl.substring(back_url_no + myFolder.length + 1, myUrl.length);

	nwin = window.open("../../detail_img/b_image.htm?i=" + myimage_path + "&b=" + mybak_url, "_self");
}