function EnlargeText()
{
	//alert('Enlarge Text Called');
	

	setActiveStyleSheet('StylesheetLargeFont');
	ChangeImage('StylesheetLargeFont');
}

function NormalText()
{
	//alert('Noral Text Called');
	
	
	setActiveStyleSheet('stylesheet');
        ChangeImage('stylesheet');	
}

function ChangeImage(CurrentStyleSheet)
{
    //alert('me')
    //alert(CurrentStyleSheet)
    if(CurrentStyleSheet == "stylesheet")
    {
        if(document.getElementById("EngNormalTextImage"))
        {
            document.getElementById("EngNormalTextImage").src = '../../../images/enlarge_text.jpg';
            
        }
    }
    
    if(CurrentStyleSheet == "StylesheetLargeFont")
    {
          if(document.getElementById("EngNormalTextImage"))
            {
             document.getElementById("EngNormalTextImage").src = '../../../images/reduce_text.jpg';
                 
            }  
    }
}
function MainTextChanger()
{	
 	//alert(document.getElementById("hrefTextChagne").title);
	//debugger
	if (document.getElementById("hrefTextChagne").title == 'NORMAL TEXT')
		{
			EnlargeText();
			document.getElementById("hrefTextChagne").title = 'ENLARGE TEXT';
			
			return false;
		}
	
	if (document.getElementById("hrefTextChagne").title == 'ENLARGE TEXT' )
		{      // alert('hi');
			NormalText();
			document.getElementById("hrefTextChagne").title = 'NORMAL TEXT';
			
			return false;
		}
}

function loadjscssfile(filename, filetype) {
	
    if (filetype == "js") { //if filename is a external JavaScript file
        var fileref = document.createElement('script')
        fileref.setAttribute("type", "text/javascript")
        fileref.setAttribute("src", filename)
    }
    else if (filetype == "css") { //if filename is an external CSS file
        var fileref = document.createElement("link")
        fileref.setAttribute("rel", "stylesheet")
        fileref.setAttribute("type", "text/css")
        fileref.setAttribute("href", filename)
    }
    if (typeof fileref != "undefined")
        document.getElementsByTagName("head")[0].appendChild(fileref)



}

function setActiveStyleSheet(title) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
  }
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}

window.onload = function(e) {
  var cookie = readCookie("style");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
  ChangeImage(title);

  if(document.getElementById("hrefTextChagne"))
	{
		if(title  == "stylesheet")
		{
			document.getElementById("hrefTextChagne").title = "NORMAL TEXT";
		}
		if (title  == "StylesheetLargeFont")	
		{
			 document.getElementById("hrefTextChagne").title = 'ENLARGE TEXT'
		}
	}
}

window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("style", title, 365);
}

var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);