$(function(){
		$('input').click(function(){
			var ourText = $('#p1, #p2, #p3');<!--resize the text from selected id-->
			var currFontSize = ourText.css('fontSize');
			var finalNum = parseFloat(currFontSize, 12);
			var stringEnding = currFontSize.slice(-2);
			if(this.id == 'large') {
				finalNum *= 1.2;
			}
			else if (this.id == 'small'){
				finalNum /=1.2;
			}
			ourText.animate({fontSize: finalNum + stringEnding},600);
		});
	});