var defaultfontclass = 'fontsize_75'; var currentfontclass = defaultfontclass;  var prefsloaded = false;



function fontsize(fontclass) {
         currentfontclass = fontclass;

	document.body.className = fontclass;

	savefontsize();

}



function createcookie(name,value,days) {

	if (days) {

		var date = new Date();

		date.setTime(date.getTime()+(days*24*60*60*1000));

		var expires = "; expires="+date.toGMTString();

	}

	else

		expires = "";



	document.cookie = name+"="+value+expires+"; path=/";

};



function readcookie(name) {

	var nameEQ = name + "=";

	var ca = document.cookie.split(';');

	for(var i=0;i < ca.length;i++) {

		var c = ca[i];

		while (c.charAt(0)==' ') c = c.substring(1,c.length);

		if (c.indexOf(nameEQ) == 0)

			return c.substring(nameEQ.length,c.length);

		}

	return null;

};





function savefontsize() {

	createcookie("schriftgroesse", currentfontclass, 365);

}