// JavaScript Document


function resizeText(multiplier) {
	var fontsz = "1.0em"; //Default to 1em
	if (Cookie.read('site_font_size')) {
	  // Set fontsz to the cookie value if it exists
	  fontsz = Cookie.read('site_font_size');
	}
	fontsz = parseFloat(fontsz) + (multiplier * 0.1) + "em";
	// Change body text size
	document.body.style.fontSize = fontsz;
	
	//Set a new cookie 
	var myCookie = Cookie.write('site_font_size', fontsz, {
	  domain: 'dev.nuear.com',
	  duration: 14 //Save for 2 weeks
	});
}

var textsize = 1;
function changetextsize(up){
	if(up){
		textsize = parseFloat(textsize)+.2;
	}else{
		textsize =parseFloat(textsize)-.2;
	}
}

function fsize(size,unit,id){
	var vfontsize = document.getElementById(id);
	if(vfontsize){
		vfontsize.style.fontSize = size + unit;
		createCookie("textsizestyle", textsize, 14);
	}
}

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;
}