var tamano = 2;

$(function(){   

		$("a#alarge").click(function(){
			var ourText = $("p, li, div[class='DNN_HTMLContent'] div");
			var currFontSize = ourText.css('fontSize');
			var finalNum = parseFloat(currFontSize, 10);
			var stringEnding = currFontSize.slice(-2);
			if(tamano < 4) {
                             	finalNum *= 1.2; 
                                tamano++;
                        }
			ourText.css('fontSize', finalNum + stringEnding);
		});
		$("a#asmall").click(function(){
			var ourText = $("p, li, div[class='DNN_HTMLContent'] div");
			var currFontSize = ourText.css('fontSize');
			var finalNum = parseFloat(currFontSize, 10);
			var stringEnding = currFontSize.slice(-2);
			if(tamano > 0) {
				finalNum /=1.2; 
                                tamano--;
                        }
			ourText.css('fontSize', finalNum + stringEnding);
		});

	});