$(document).ready(function(){
	var counter = 0;
  // Increase Font Size
  $(".increaseFont").click(function(){
    var currentFontSize = $('html').css('font-size');
    var currentFontSizeNum = parseFloat(currentFontSize, 11);
    var newFontSize = currentFontSizeNum + 2;
	if (counter <= 3) {
		$('html').css('font-size', newFontSize);
		counter++;
		document.getElementById("leftContainerb").style.height = (document.getElementById("mainContent").offsetHeight - 20) + "px";
	}
	return false;
  });
  // Decrease Font Size
  $(".decreaseFont").click(function(){
    var currentFontSize = $('html').css('font-size');
    var currentFontSizeNum = parseFloat(currentFontSize, 11);
    var newFontSize = currentFontSizeNum - 2;
	if (counter > 0) {
		$('html').css('font-size', newFontSize);
		counter--;
		document.getElementById("leftContainerb").style.height = (document.getElementById("middleContainerd").offsetHeight + 10) + "px";
	}
    return false;
  });
});