var textsize = 11;
function changetextsize(up){
	if(up){
		textsize = parseFloat(textsize)+2;
	}else{
		textsize =parseFloat(textsize)-2;
	}
}

function largetextsize() {
	textsize = 13;
}

function smallertextsize() {
	textsize = 11;
}

function defaulttextsize() {
	textsize = 11;
}
function dsize(size,unit,id){ // Michael Southerton (michaelsoutherton.com)
	var vfontsize = document.getElementById(id);
	if(vfontsize){
		vfontsize.style.fontSize = textsize + unit;
		vfontsize.style.lineHeight = textsize*1.4 + unit;
		createCookie("textsizestyle", textsize, 365);
	}
}



function fsize(size,unit,id){
	var vfontsize = document.getElementById(id);
	if(vfontsize){
		vfontsize.style.fontSize = size + unit;
		vfontsize.style.lineHeight = size*1.4 + unit; // Michael Southerton (michaelsoutherton.com)
		createCookie("textsizestyle", textsize, 365);
	}
}

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 var 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;
}