//別ウィンドウ表示
function open_win(URL, scW, scH) {
	w1 = window.open(URL,'popup','toolbar=0,menubar=0,scrollbars=1,resizable=0,statusbar=0');
	w1.resizeTo(scW, scH);
	w1.window.focus();
}

//別ウィンドウ表示（最大化）
function full_open_win(URL) {
	w1 = window.open(URL,'popup','toolbar=0,menubar=0,scrollbars=0,resizable=0,statusbar=0');
	w1.window.moveTo(0,0);
	w1.window.resizeTo(window.screen.availWidth, window.screen.availHeight)
}

//画像切替
function change_image(url, index) {
	var cimg = document.getElementById('image_c');
	cimg.src = 'img/' + url + '.jpg';
	//document.getElementById('text_c').innerHTML =index;
}