//window.onload = initFontSize;

includeJsFile('/fileadmin/webtemplate/js/swfobject.js');

/**
 * Include externeal JavaScript file
 */
function includeJsFile(jsFile)
{
	document.write('<script type="text/javascript" src="' + jsFile + '"><\/script>')
}

/**
 * Disable external CSS-Stylesheets
 */
function clearCSS() {
	//document.getElementById('css_link').disabled=!document.getElementById('css_link').disabled;
	var css_links = document.getElementsByTagName("link");
	for (i=0; i<css_links.length; i++) {
		if (css_links[i].getAttribute("rel") == "stylesheet") {
			css_links[i].disabled = true;
		}
	}
}

/**
 * Init Fontsize (read by cookie) after page is loaded
 */
function initFontSize()
{
	var size = '100%';
	size = getCookie('vpw_font-size');

	if ( size != '' && size != 'null' ) {
		setFontSize(size);
	}
}

/**
 * Set Fontsize
 *
 * value      Desired size of the attribut 'font-size' of the body-tag
 */
function setFontSize(value)
{
	var expires = new Date();
	expires.setTime(expires.getTime() + (3600000*24*100)); // 100 days

	// save value as cookie
	setCookie('vpw_font-size', value, expires, '/')

	// set size
	var container = document.getElementById('template-wahlkampf');
	container.style.fontSize = value;
}


/**
 * Set Cookie
 *
 * name       Name of the cookie
 * value      Value of the cookie
 * [expires]  Expiration date of the cookie (default: end of current session)
 * [path]     Path where the cookie is valid (default: path of calling document)
 * [domain]   Domain where the cookie is valid
 *            (default: domain of calling document)
 * [secure]   Boolean value indicating if the cookie transmission requires a
 *            secure transmission
 */
function setCookie(name, value, expires, path, domain, secure)
{
	document.cookie= name + "=" + escape(value) +
		((expires) ? "; expires=" + expires.toGMTString() : "") +
		((path) ? "; path=" + path : "") +
		((domain) ? "; domain=" + domain : "") +
		((secure) ? "; secure" : "");
}

/**
 * Get cookie value
 *
 * name  Name of the desired cookie.
 *
 * Returns a string containing value of specified cookie, or null if cookie does
 * not exist.
 */
function getCookie(name)
{
	var dc = document.cookie;
	var prefix = name + "=";
	var begin = dc.indexOf("; " + prefix);
	if (begin == -1) {
		begin = dc.indexOf(prefix);
		if (begin != 0) return null;
	} else {
		begin += 2;
	}
	var end = document.cookie.indexOf(";", begin);
	if (end == -1) {
		end = dc.length;
	}
	return unescape(dc.substring(begin + prefix.length, end));
}

/**
 * Delete cookie
 *
 * name      name of the cookie
 * [path]    path of the cookie (must be same as path used to create cookie)
 * [domain]  domain of the cookie (must be same as domain used to create cookie)
 */
function deleteCookie(name, path, domain)
{
	if (getCookie(name)) {
		document.cookie = name + "=" + 
			((path) ? "; path=" + path : "") +
			((domain) ? "; domain=" + domain : "") +
			"; expires=Thu, 01-Jan-70 00:00:01 GMT";
	}
}