//******************************************************************************************************
// TEXT ZOOMING

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;
     }
  }
 try{
  if(title == "Small") 
  {
      
        document.getElementById("text-small").className = "on";
        document.getElementById("text-medium").className = "off";
        document.getElementById("text-large").className = "off";
  }
  else if(title == "Medium") 
  {
    document.getElementById("text-small").className = "off";
    document.getElementById("text-medium").className = "on";
    document.getElementById("text-large").className = "off";
  }
  else if(title == "Large") 
  { 
    document.getElementById("text-small").className = "off";
    document.getElementById("text-medium").className = "off";
    document.getElementById("text-large").className = "on";
  }
 }
 catch(e){
    }
}

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;
}


function setTextSize(size){
  if(document.getElementById("text-small") != null){
    if(size==0){
        var oldSize = readCookie("textSize");
        if(oldSize != null){
            document.body.className = oldSize;
        }else{
           document.body.className = "medium";
        }
    }else{
        createCookie("textSize", size, 7);
        document.body.className = size;
    }
    
       size = document.body.className;
  if(size == "small") 
  {
    document.getElementById("text-small").className = "on";
    document.getElementById("text-medium").className = "off";
    document.getElementById("text-large").className = "off";
  }
  else if(size == "medium") 
  {
    document.getElementById("text-small").className = "off";
    document.getElementById("text-medium").className = "on";
    document.getElementById("text-large").className = "off";
  }
  else if(size == "large") 
  { 
    document.getElementById("text-small").className = "off";
    document.getElementById("text-medium").className = "off";
    document.getElementById("text-large").className = "on";
  }
 }   
}
//The following code is to deactivate the Search button click evnent on press of enter key.The event gets fired only if the focus is in the Search TextBox: Web Team.
var bFocus = false;
if(navigator.appName=="Microsoft Internet Explorer")
{
    document.attachEvent("onkeypress",detectKey);
}
else if (navigator.appName=="Netscape")
{
    document.addEventListener("keypress",detectKey,false);
}
         
function detectKey(e)
{
    if(navigator.appName=="Microsoft Internet Explorer")
    {
        if(event.keyCode==13)
        {
            event.returnValue=false;
            event.cancelBubble = true;
            enterKeyPressed();
        }
    }
    else if (navigator.appName=="Netscape")
    {
        if(e.which==13)
            {
                e.preventDefault();
                enterKeyPressed();
            }
    }
}
        
        //The following code is to deactivate the Search button click event on press of enter key.The event gets fired only if the focus is in the Search TextBox: Web Team.
        
function enterKeyPressed()
{    
   

    if(bFocus)
    {
        document.getElementById(id).click();
        return false;
    }
    else
    {
        var btn;
        var input = document.getElementsByTagName('input');
		//Check no of Submit buttons in the page (To check if we are in registration pages).
		for (var i in input) {
			var typ = input[i].type;
			if (typ == 'submit' || typ == 'button' || typ == 'image') 
			{
			     if (input[i].id!= id)
			     {
			        btn = input[i]
			     }
            }
        }
        if(btn!= null)
        {
            btn.click();
        }
        
    }
}