var fontmult = 1;
var fontdir  = 0;

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;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}

function resizetext(maxsteps)
	{
	var x = document.getElementById('cmscontent');
	var s = '';

	if (x)
		{
		if (!maxsteps)
			{
			fontdir 	= 0;
			fontmult 	= readCookie('textsize') || 1;
			}
		else	{
			if (!fontdir)
				{
				if (fontmult >= maxsteps)
					fontdir = 1;
				else fontmult++;
				}
	
			if (fontdir)
				{
				if (fontmult <= 1)
					{
					fontdir = 0;
					fontmult++;
					}
				else fontmult--;
				}

			createCookie('textsize',fontmult,30);
			}

		if (fontmult == 1)
			s = 'cmscontent';
		else	s = 'cmscontent' + fontmult;

		x.className = s;
		}
	}