var min=10;
var norm=14;
var max=20;

function increaseFontSize() {
   var p = document.getElementsByTagName('p');
   for(i=0;i<p.length;i++) {
      if(p[i].style.fontSize) {
         var s = parseInt(p[i].style.fontSize.replace("px",""));
      } else {
         var s = 14;
      }
      if(s!=max) {
         s += 1;
      }
      p[i].style.fontSize = s+"px"
   }
}

function decreaseFontSize() {
   var p = document.getElementsByTagName('p');
   for(i=0;i<p.length;i++) {
      if(p[i].style.fontSize) {
         var s = parseInt(p[i].style.fontSize.replace("px",""));
      } else {
         var s = 12;
      }
      if(s!=min) {
         s -= 1;
      }
      p[i].style.fontSize = s+"px"
   }   
}

function normalFont() {
	var p = document.getElementsByTagName('p');
	for(i=0; i<p.length;i++) {
		p[i].style.fontSize = norm+"px"
	}
}


/* Size Control Variation */
/* Sets Small, Medium, and Large */

var small=1;
var med=1.2;
var large=1.5;

function normalFont () {

	var cNames = document.getElementById("textControl");
	var classes = cNames.getElementsByTagName("a");

	var p = document.getElementsByTagName('p');
		for(i=0; i<p.length; i++) {
			p[i].style.fontSize = small+"em"
			p[i].style.lineHeight = small+0.2+"em"
	}
	classes[0].className = "selected";
	classes[1].className = "";
	classes[2].className = "";
	
}

function medFont () {

	var cNames = document.getElementById("textControl");
	var classes = cNames.getElementsByTagName("a");
		
	var p = document.getElementsByTagName('p');
		for(i=0; i<p.length; i++) {
			p[i].style.fontSize = med+"em"
			p[i].style.lineHeight = small+0.2+"em"			
	}
	classes[0].className = "";
	classes[1].className = "selected";
	classes[2].className = "";
	
}
function largeFont () {
	var cNames = document.getElementById("textControl");
	
	var classes = cNames.getElementsByTagName("a");
	var target = classes[0];	var p = document.getElementsByTagName('p');
		for(i=0; i<p.length; i++) {
			p[i].style.fontSize = large+"em"
			p[i].style.lineHeight = small+0.2+"em"			
	}
	classes[0].className = "";
	classes[1].className = "";		
	classes[2].className = "selected";
}