var dFont;
var cFont;
window.addEvent('domready',function(){
	dFont = $('mainArticleContent').getStyle('font-size').toInt();
	cFont = dFont;
});
function textLarger(){
	if(cFont < 24) {
		cFont += 2;
		$('mainArticleContent').setStyle('font-size',cFont + 'px');
	}	
}
function textSmaller(){
	if(cFont > 8) {
		cFont -= 2;
		$('mainArticleContent').setStyle('font-size',cFont + 'px');
	}	
}
function textNormal(){
		$('mainArticleContent').setStyle('font-size',dFont + 'px');
		cFont = dFont;
}