var initfonts = 11;
var maxfonts = 15;
var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
title = title.replace('px','');
var fonts = title;
function changeFont(int)
{if(fonts == "null")fonts = "11";
	if(int=="+") {
		if(fonts<maxfonts) {
			fonts++;
			if(fonts<=maxfonts) {
				setActiveStyleSheet(fonts+'px');
				return false;
			}
		}
	} else {
		if(fonts>initfonts) {
			fonts--;
			if(fonts>=initfonts) {
				setActiveStyleSheet(fonts+'px');
				return false;
			}
		}
	}
	
}