// JavaScript Document

// FADE IN AND OUT

$(function() {

	$("a#navlink_hover").click(function(){
	
		$("#content-wrap").fadeIn(400);
	
	});
	
	$("a#hide").click(function(){
	
		$("#content-wrap").fadeOut(1000);
	
	});

});

// LOAD CONTENT FROM HTML or PHP TO DIV

function loadContent(url) {

	if (window.XMLHttpRequest) {
	
		req = new XMLHttpRequest();
		req.onreadystatechange = targetDiv;
	
		try {
			req.open("GET", url, true);
		} catch (e) {
			alert(e);
		}
	
		req.send(null);
	
	} else if (window.ActiveXObject) {
		
		req = new ActiveXObject("Microsoft.XMLHTTP");
		
		if (req) {
			req.onreadystatechange = targetDiv;
			req.open("GET", url, true);
			req.send();
		}
	}
	
	return false;
	
	}

	function targetDiv() {
	
		if (req.readyState == 4) { // Complete
			if (req.status == 200) { // OK response
				document.getElementById("dynamic-content").innerHTML = req.responseText;
		} else {
			alert("Problem: " + req.statusText);
		}
	}
} 

		function blank(a) { if(a.value == a.defaultValue) a.value = "" }
		function unblank(a) { if(a.value == "") a.value = a.defaultValue; }
	

function Browser() {

var ua, s, i;

this.isIE    = false;
this.isNS    = false;
this.version = null;

ua = navigator.userAgent;

s = "MSIE";
if ((i = ua.indexOf(s)) >= 0) {
this.isIE = true;
this.version = parseFloat(ua.substr(i + s.length));
return;
}

s = "Netscape6/";
if ((i = ua.indexOf(s)) >= 0) {
this.isNS = true;
this.version = parseFloat(ua.substr(i + s.length));
return;
}

// Treat any other "Gecko" browser as NS 6.1.

s = "Gecko";
if ((i = ua.indexOf(s)) >= 0) {
this.isNS = true;
this.version = 6.1;
return;
}
}

var browser = new Browser();

// Global object to hold drag information.

var dragObj = new Object();
dragObj.zIndex = 0;

function noTooltip() {

	$('#tooltip').fadeOut(1000);
}

function showTooltip2() {

	$('#tooltip2').fadeIn(200);
}

function hideTooltip2() {

	$('#tooltip2').fadeOut(200);
}

function dragStart(event, id) {

	$('#tooltip').fadeOut(1000);
	
var el;
var x, y;

var myWidth = 0, myHeight = 0;
if( typeof( window.innerWidth ) == 'number' ) {
  //Non-IE
  myWidth = window.innerWidth;
  myHeight = window.innerHeight;
} else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
  //IE 6+ in 'standards compliant mode'
  myWidth = document.documentElement.clientWidth;
  myHeight = document.documentElement.clientHeight;
} else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
  //IE 4 compatible
  myWidth = document.body.clientWidth;
  myHeight = document.body.clientHeight;
}

var logoStartX = (myWidth/2);
var logoStartY = (myHeight/2);

// If an element id was given, find it. Otherwise use the element being
// clicked on.

if (id)
dragObj.elNode = document.getElementById(id);
else {
if (browser.isIE)
dragObj.elNode = window.event.srcElement;
if (browser.isNS)
dragObj.elNode = event.target;

// If this is a text node, use its parent element.

if (dragObj.elNode.nodeType == 3)
dragObj.elNode = dragObj.elNode.parentNode;
}

// Get cursor position with respect to the page.

if (browser.isIE) {
x = window.event.clientX + document.documentElement.scrollLeft
+ document.body.scrollLeft;
y = window.event.clientY + document.documentElement.scrollTop
+ document.body.scrollTop;
}
if (browser.isNS) {
x = event.clientX + window.scrollX;
y = event.clientY + window.scrollY;
}

// Save starting positions of cursor and element.

dragObj.cursorStartX = x;
dragObj.cursorStartY = y;
dragObj.elStartLeft  = parseInt(dragObj.elNode.style.left, 10);
dragObj.elStartTop   = parseInt(dragObj.elNode.style.top,  10);

if (isNaN(dragObj.elStartLeft)) dragObj.elStartLeft = logoStartX;
if (isNaN(dragObj.elStartTop))  dragObj.elStartTop  = logoStartY;

// Update element's z-index.

dragObj.elNode.style.zIndex = ++dragObj.zIndex;

// Capture mousemove and mouseup events on the page.

if (browser.isIE) {
document.attachEvent("onmousemove", dragGo);
document.attachEvent("onmouseup",   dragStop);
window.event.cancelBubble = true;
window.event.returnValue = false;
}
if (browser.isNS) {
document.addEventListener("mousemove", dragGo,   true);
document.addEventListener("mouseup",   dragStop, true);
event.preventDefault();
}
}

function dragGo(event) {

var x, y;

// Get cursor position with respect to the page.

if (browser.isIE) {
x = window.event.clientX + document.documentElement.scrollLeft
+ document.body.scrollLeft;
y = window.event.clientY + document.documentElement.scrollTop
+ document.body.scrollTop;
}
if (browser.isNS) {
x = event.clientX + window.scrollX;
y = event.clientY + window.scrollY;
}

// Move drag element by the same amount the cursor has moved.

dragObj.elNode.style.left = (dragObj.elStartLeft + x - dragObj.cursorStartX) + "px";
dragObj.elNode.style.top  = (dragObj.elStartTop  + y - dragObj.cursorStartY) + "px";

if (browser.isIE) {
window.event.cancelBubble = true;
window.event.returnValue = false;
}
if (browser.isNS)
event.preventDefault();
}

function dragStop(event) {

if (browser.isIE) {
x = dragObj.elStartLeft + window.event.clientX + document.documentElement.scrollLeft
+ document.body.scrollLeft - dragObj.cursorStartX;
y = dragObj.elStartTop + window.event.clientY + document.documentElement.scrollTop
+ document.body.scrollTop - dragObj.cursorStartY;
}
if (browser.isNS) {
x = dragObj.elStartLeft + event.clientX + window.scrollX - dragObj.cursorStartX;
y = dragObj.elStartTop + event.clientY + window.scrollY - dragObj.cursorStartY;
}

createCookie('logo-x',x,30);
createCookie('logo-y',y,30);

// Stop capturing mousemove and mouseup events.

if (browser.isIE) {
document.detachEvent("onmousemove", dragGo);
document.detachEvent("onmouseup",   dragStop);
}
if (browser.isNS) {
document.removeEventListener("mousemove", dragGo,   true);
document.removeEventListener("mouseup",   dragStop, true);
}
}

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 var 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 eraseCookie(name) {
	createCookie(name,"",-1);
}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 var 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 eraseCookie(name) {
	createCookie(name,"",-1);
}