function FontChange() {
	this.font_size = 100;
	
	FontChange.prototype.increaseFont = function() {
		//if(this.font_size > 15) return false;
		this.font_size += 5;
		$("body").css("font-size", this.font_size+"%");
	}
	
	FontChange.prototype.decreaseFont = function() {
		//if(this.font_size < 10) return false;
		this.font_size -= 5;
		$("body").css("font-size", this.font_size+"%");
	}
}

$(document).ready(function() {
	var f = new FontChange();
	$("#toolbar").find("a").eq(2).click(function() {f.decreaseFont();});
	$("#toolbar").find("a").eq(3).click(function() {f.increaseFont();});
});