var textsize = 10;
function changetextsize(up){
	if(up){
		textsize = parseFloat(textsize)+2;
	}else{
		textsize =parseFloat(textsize)-2;
	}
	//alert(textsize);
}

function fsize(size,unit,id){
	var vfontsize = document.getElementById(id);
	//if(vfontsize){
		vfontsize.style.fontSize = size + unit;
		//alert(vfontsize.style.fontSize);
		createCookie("textsizestyle", textsize, 365);
	//}
}

function resetsize(){
	var vfontsize = document.getElementById('body');
	vfontsize.style.fontSize = '10px';
	createCookie("textsizestyle", 10, 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 cookies = document.cookie.split(';');
	for(var i=0;i < cookies.length;i++) {
		var cookieCrumbs = cookies[i].split("=");
		var cookieName = cookieCrumbs[0];
		var cookieValue = cookieCrumbs[1];
		//alert ('name: '+cookieName+'; value: '+cookieValue+'; target: '+name);
		
		if (cookieName == name)
		{
			return cookieValue;
			//alert(cookieValue);
		}
	}
	return false;
}