/***********************************************************************

Author:     Sander Tiekstra
Company:    Tiekstramedia
URL:        https://www.tiekstramedia.nl

***********************************************************************/


/* Initialize behaviour on page or DOM load
-------------------------------------------------------------------- */
if (document.addEventListener) { document.addEventListener('DOMContentLoaded',init,null); }
/*@cc_on @*/ /*@if (@_win32) document.write("<script defer src=../_js/init.js><"+"/script>"); /*@end @*/   
window.onload = init;

function init() {

	if (arguments.callee.done) {
		return;
	}
	
	arguments.callee.done = true;
	
	if (typeof(document.getElementById) == 'undefined') {
		document.getElementById = function(id) {
			return document.all[id];
		};
	}
	
	loadHeader("header.html");
	loadNavigation("nav.html");
	buildPlayer();
}



/*  BUILD HEADER AND NAVIGATION
-------------------------------------------------------------------- */
var reqHeader;
var reqNav;

function loadHeader(url) {
	reqHeader = false;
    // branch for native XMLHttpRequest object
    if(window.XMLHttpRequest) {
    	try {
			reqHeader = new XMLHttpRequest();
        } catch(e) {
			reqHeader = false;
        }
    // branch for IE/Windows ActiveX version
    } else if(window.ActiveXObject) {
       	try {
        	reqHeader = new ActiveXObject("Msxml2.XMLHTTP");
      	} catch(e) {
        	try {
          		reqHeader = new ActiveXObject("Microsoft.XMLHTTP");
        	} catch(e) {
          		reqHeader = false;
        	}
		}
    }
	if(reqHeader) {
		reqHeader.onreadystatechange = function() {
			if (reqHeader.readyState == 4) {
				// only if "OK"
				if (reqHeader.status == 200) {
					buildHeader();
				} else {
					alert("There was a problem retrieving the XML data:\n" +
						reqHeader.statusText);
				}
			 }
		}
		reqHeader.open("GET", url, true);
		reqHeader.send("");
	}
}

function loadNavigation(url) {
	reqNav = false;
    // branch for native XMLHttpRequest object
    if(window.XMLHttpRequest) {
    	try {
			reqNav = new XMLHttpRequest();
        } catch(e) {
			reqNav = false;
        }
    // branch for IE/Windows ActiveX version
    } else if(window.ActiveXObject) {
       	try {
        	reqNav = new ActiveXObject("Msxml2.XMLHTTP");
      	} catch(e) {
        	try {
          		reqNav = new ActiveXObject("Microsoft.XMLHTTP");
        	} catch(e) {
          		reqNav = false;
        	}
		}
    }
	if(reqNav) {
		reqNav.onreadystatechange = function() {
			if (reqNav.readyState == 4) {
				// only if "OK"
				if (reqNav.status == 200) {
					buildNavigation();
				} else {
					alert("There was a problem retrieving the XML data:\n" +
						reqNav.statusText);
				}
			 }
		}
		reqNav.open("GET", url, true);
		reqNav.send("");
	}
}

function buildHeader() {
	document.getElementById("header").innerHTML = reqHeader.responseText;
}

function buildNavigation() {
	document.getElementById("nav").innerHTML = reqNav.responseText;
}



/*  BUILDING SOUNDCONTROLLER
-------------------------------------------------------------------- */
function buildPlayer() {
	this.mC = document.createElement('div');
	this.mC.id = "movieContainer";
	with (this.mC.style) {
		// "hide" flash movie
		position = 'absolute';
		left = '-256px';
		width = '64px';
		height = '64px';
	}
	var html = ['<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="https://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0"><param name="movie" value="soundcontroller.swf"><param name="quality" value="high"></object><embed src="soundcontroller.swf" width="1" height="1" quality="high" pluginspage="https://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" name="soundcontroller" swLiveConnect="true"></embed>'];
	this.mC.innerHTML = html;
	document.getElementsByTagName('div')[0].appendChild(this.mC);
}



/*  COMMMUNICATING WITH SOUNDCONTROLLER
-------------------------------------------------------------------- */
function playSound(href){
	window.document.soundcontroller.SetVariable("varSound", href);
}