/*
addEvent function from http://www.quirksmode.org/blog/archives/2005/10/_and_the_winner_1.html
*/
function addEvent( obj, type, fn )
{
	if (obj.addEventListener)
		obj.addEventListener( type, fn, false );
	else if (obj.attachEvent)
	{
		obj["e"+type+fn] = fn;
		obj[type+fn] = function() { obj["e"+type+fn]( window.event ); }
		obj.attachEvent( "on"+type, obj[type+fn] );
	}
}

function removeEvent( obj, type, fn )
{
	if (obj.removeEventListener)
		obj.removeEventListener( type, fn, false );
	else if (obj.detachEvent)
	{
		obj.detachEvent( "on"+type, obj[type+fn] );
		obj[type+fn] = null;
		obj["e"+type+fn] = null;
	}
}

/* Create the new window */
function openInNewWindow(e) {
	var event;
	if (!e) event = window.event;
	else event = e;
	// Abort if a modifier key is pressed
	if (event.shiftKey || event.altKey || event.ctrlKey || event.metaKey) {
		return true;
	}
	else {
		// Change "_blank" to something like "newWindow" to load all links in the same new window
	    var newWindow = window.open(this.getAttribute('href'), '_blank');
		if (newWindow) {
			if (newWindow.focus) {
				newWindow.focus();
			}
			return false;
		}
		return true;
	}
}

/*
Add the openInNewWindow function to the onclick event of links with a class name of "new-window"
*/
function getNewWindowLinks() {
	// Check that the browser is DOM compliant
	if (document.getElementById && document.createElement && document.appendChild) {
		// Change this to the text you want to use to alert the user that a new window will be opened
		var strNewWindowAlert = "";
		// Find all links
		var links = document.getElementsByTagName('a');
		var objWarningText;
		var link;
		for (var i = 0; i < links.length; i++) {
			link = links[i];
			// Find all links with a class name of "new-window"
			if (/\bnew\-window\b/.test(link.className)) {
				// Create an em element containing the new window warning text and insert it after the link text
				objWarningText = document.createElement("em");
				objWarningText.appendChild(document.createTextNode(strNewWindowAlert));
				link.appendChild(objWarningText);
				link.onclick = openInNewWindow;
			}
		}
		objWarningText = null;
	}
}

function closewindow(){

	if (confirm("Are you sure you wish to close without saving your changes?")){
		window.close();
	}

}

addEvent(window, 'load', getNewWindowLinks);


/* Fontsizer */


var prefsLoaded = false;

var defaultFontSize = 76;

var currentFontSize = defaultFontSize;



function revertStyles(){



 currentFontSize = defaultFontSize;

	changeFontSize(0);
}
function toggleColors(){

	if(currentStyle == "White"){

		setColor("Black");

	}else{

		setColor("White");

	}

}
function changeFontSize(sizeDifference){

	currentFontSize = parseInt(currentFontSize) + parseInt(sizeDifference * 5);



	if(currentFontSize > 100){

		currentFontSize = 100;

	}else if(currentFontSize < 60){

		currentFontSize = 60;

	}



	setFontSize(currentFontSize);

};

function setFontSize(fontSize){

	var stObj = (document.getElementById) ? document.getElementById('body') : document.all('body');

	document.body.style.fontSize = fontSize + '%';



	//alert (document.body.style.fontSize);

};

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 = setUserOptions;

function setUserOptions(){

	if(!prefsLoaded){

		cookie = readCookie("fontSize");

		currentFontSize = cookie ? cookie : defaultFontSize;

		setFontSize(currentFontSize);

		prefsLoaded = true;

	}

}

window.onunload = saveSettings;


function saveSettings()

{

  createCookie("fontSize", currentFontSize, 1);

}


function printFriendly(url)
{
   window.open ("/printfriendly.aspx?url=" + url,"printview","status=1,toolbar=1,scrollbars=1,width=640px,height=480px"); 
}