// JavaScript Document

var currentTop = ''
var nav = '';
var here = false;

$(document).ready(function() {
   currentTop = document.getElementById('text').offsetTop
   nav = document.getElementById('subnav').innerHTML; 
   
  
  $('#subnav').mouseleave(function(event) {
    document.getElementById('subnav').innerHTML = nav;
  });

   
});

function textEnlarge(size) {
	
	var tags = new Array('p','li', 'h1', 'q', 'h2')
	
	for(i=0;i<tags.length;i++) {
	  var p = document.getElementById('text').getElementsByTagName(tags[i])
	  for(j=0;j<p.length;j++) {
        if(p[j].style.fontSize) {
          var s = parseInt(p[j].style.fontSize.replace("px",""))
        } else {
           var s = 12
        }
      
        s = size
      
        p[j].style.fontSize = s+"px"
     }
   }
   

}

function moveUp(value) {
	if(value == 228 || isNaN(value) === true) {
		document.getElementById('text').style.height = '522px'
		document.getElementById('text').style.overflow = 'auto'
	}else {
		document.getElementById('text').style.height = 'auto'
	}
	
	if(isNaN(value) === true) {
		value = currentTop
	}
	
	document.getElementById('text').style.top = value + 'px'
}

function showAccess() {
		document.getElementById('subnav').innerHTML = "<li><a href=\"javascript:textEnlarge(18); moveUp()\">LARGER TYPE</a></li><li><a href=\"accessibility-policy.php\">Accessibility Policy</a></li>";
}

function hideAccess() {
		document.getElementById('subnav').innerHTML = nav;
}