/*Screenagers - Istvan Szilagyi - Comtesserie :: AJAX based postal-card format website.
(c) Screenagers 2010, Girardigasse 8, 1060 Wien */
var currentNav = 'new';
var activeBKG = "BKGPic";
var activeSection = "AboutSection"
var xmlhttp=false;
var activeGalleryCategroy = "";
var TextualContentBack = false;
/*@cc_on @*/
/*@if (@_jscript_version >= 5)
// JScript gives us Conditional compilation, we can cope with old IE versions.
// and security blocked creation of the objects.
 try {
  xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
 } catch (e) {
  try {
   xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  } catch (E) {
   xmlhttp = false;
  }
 }
@end @*/
if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
	try {
		xmlhttp = new XMLHttpRequest();
	} catch (e) {
		xmlhttp=false;
	}
}
if (!xmlhttp && window.createRequest) {
	try {
		xmlhttp = window.createRequest();
	} catch (e) {
		xmlhttp=false;
	}
}


//Rollover Effects:
function MM_swapImgRestore() { //v3.0
  	var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
  	var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  	var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
  	  d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  	if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  	if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  	var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
  	if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
//END Rollover Effects


//Getter with URLS
function get(get){
	//Fade Current
	new Effect.Opacity(activeBKG, {to: 0});
	new Effect.Opacity(activeSection, {to: 0});

	if (get=="contact") {
		GetMeThis("contact.php?ajax=true","contact");
   		}
   	if (get=="exhibitions") {
		GetMeThis("exhibitions.php?ajax=true","exhibitions");
   		}
   	if (get=="aboutwolf") {
		GetMeThis("about.php?ajax=true","aboutwolf");
   		}
   	if (get=="gallery") {
		GetMeThis("gallery.php?ajax=true","gallery");
   		}
   	if (get=="new") {
		GetMeThis("new.php?ajax=true","new");
   		}
	currentNav = get;
	MM_swapImgRestore();
};
window.onload=function(){
	
	//Create Rollover Effects - Preloader
	MM_preloadImages('components/Buttons/New_over.png','components/Buttons/About_over.png','components/Buttons/Artwork_over.png','components/Buttons/Exhibitions_over.png','components/Buttons/Contact_over.png');

	//Get window size and calculate position of postal card
	var wheight = self.window.innerHeight;
	var wwidth = self.window.innerWidth;
	var positiony = (wheight - 550)/2;
	var positionx = (wwidth - 980)/2;
	if (positiony < 0) {positiony = 10;}	
	if (positionx < 0) {positionx = 10;}
	
	//Get Background Image for Main page
   	BkgHolderElement = document.getElementById("BkgContent");
    var a = document.createElement("div");
    a.setAttribute("id","BKGPic");

    BkgHolderElement.appendChild(a);
   // $("TextualContent").remove();
    swfobject.embedSWF("new.swf", "FlashContent", "980", "550", "9.0.0", false, false, {'menu': 'false', 'quality': 'high',  'scale': 'exactfit',  'wmode': 'transparent'} );


	//Replace Middle peace
	ContentHolderElement = document.getElementById("Current");
	ContentHolderElement.setAttribute("style","position:absolute;left:"+positionx +"px;top:"+positiony +"px;");
};

KillActive = function(){
	$(activeBKG).remove();
	if (activeSection == "AboutSection"){
		$("FlashContent").remove();
		//getTextualContent();
	}
 	if (activeSection != "GallerySection" ) {
 		$("TextualContent").remove();
 	} else {
 		$("GallerySection").remove();
 	}
}

getTextualContent = function() {
	var a = document.getElementById("Current");
 	b = document.createElement("div");
 	b.setAttribute("id", "TextualContent");
 	a.appendChild(b);

}
CreateBKGPic = function (who) {
	BkgHolderElement = document.getElementById("BkgContent");
   	var a = document.createElement("img");
   	var imgUrl = "bkgs/"+who+".jpg"
   	a.setAttribute("id", who+"BKGPic");
   	a.setAttribute("style","display:none; position:absolute; top: 0px; left: 0px;");
   	a.setAttribute("src",imgUrl);
   	a.setAttribute("width","980px");
   	a.setAttribute("height","550px");
   	BkgHolderElement.appendChild(a); 
   	Effect.Appear(who+"BKGPic");
    activeBKG = who+"BKGPic";

}
GetMeThis = function(url,who) {
 	xmlhttp.open("GET", url,true);
 	xmlhttp.onreadystatechange=function() {
 	 if (xmlhttp.readyState==4) {
 		KillActive();
 		if(who=="new") { 
 	 		CreateBKGPic("New");
 	 		getTextualContent();
  			NewTextHolderElement = document.createElement("div");
  			NewTextHolderElement.setAttribute("id", "NewSection");
  			NewTextHolderElement.setAttribute("style","display:none; position: absolute; left: 0px");
  			NewTextHolderElement.innerHTML = xmlhttp.responseText;
  			TextHolderElement = document.getElementById("TextualContent");
  			TextHolderElement.appendChild(NewTextHolderElement);
			Effect.Appear('NewSection', {to:0.8});
			activeSection = 'NewSection';
			
			MM_swapImage('new','','components/Buttons/New_over.png',1);
 	 		}
 	 	if(who=="contact") { 
 	 		CreateBKGPic("Contact");
 	 		getTextualContent();
  			NewTextHolderElement = document.createElement("div");
  			NewTextHolderElement.setAttribute("id", "ContactSection");
  			NewTextHolderElement.setAttribute("style","display:none;");
  			NewTextHolderElement.innerHTML = xmlhttp.responseText;
  			TextHolderElement = document.getElementById("TextualContent");
  			TextHolderElement.appendChild(NewTextHolderElement);
			Effect.Appear('ContactSection', {to:0.8});
			activeSection = 'ContactSection';

			MM_swapImage('contact','','components/Buttons/Contact_over.png',1);
 	 		}
 	 	if(who=="exhibitions") { 
 	 		getTextualContent();
			CreateBKGPic("Exhibi");
			NewTextHolderElement = document.createElement("div");
  			NewTextHolderElement.setAttribute("id", "ExhibitionsSection");
  			NewTextHolderElement.setAttribute("style","display:none; position: absolute; left: 0px");
  			NewTextHolderElement.innerHTML = xmlhttp.responseText;
  			TextHolderElement = document.getElementById("TextualContent");
  			TextHolderElement.appendChild(NewTextHolderElement);
			Effect.Appear('ExhibitionsSection', {to:0.8});
			activeSection = 'ExhibitionsSection';

			MM_swapImage('exhibitions','','components/Buttons/Exhibitions_over.png',1);
 	 		}
 	 	 if(who=="aboutwolf") { 
 	 		getTextualContent();
			CreateBKGPic("About");
  			NewTextHolderElement = document.createElement("div");
  			NewTextHolderElement.setAttribute("id", "AboutWolfSection");
  			NewTextHolderElement.setAttribute("style","display:none; position: absolute; left: 2px");
  			NewTextHolderElement.innerHTML = xmlhttp.responseText;
  			TextHolderElement = document.getElementById("TextualContent");
  			TextHolderElement.appendChild(NewTextHolderElement);
			Effect.Appear('AboutWolfSection', {to:0.8});
			activeSection = 'AboutWolfSection';
			
	   	MM_swapImage('About','','components/Buttons/About_over.png',1);

 	 		}	
 	 	 if(who=="gallery") { 
			BkgHolderElement = document.getElementById("BkgContent");
   			var a = document.createElement("div");
   			var b = document.createElement("div");
   			b.setAttribute("id", "FLASH_HOLDER");
   			a.setAttribute("id","GalleryBKGPic");
   			a.setAttribute("style","display:none; position:absolute; top: 0px; left: 0px;");
   			a.appendChild(b);
   			BkgHolderElement.appendChild(a);
   			swfobject.embedSWF("gallery.swf", "FLASH_HOLDER", "980", "550", "9.0.0", false, false, {'menu': 'false', 'quality': 'high',  'scale': 'exactfit',  'wmode': 'transparent'} );
  			Effect.Appear('GalleryBKGPic');
  			activeBKG = 'GalleryBKGPic';
  			NewTextHolderElement = document.createElement("div");
  			NewTextHolderElement.setAttribute("id", "GallerySection");
  			NewTextHolderElement.setAttribute("style","display:none; width: 1px; height: 1px;");
  			BkgHolderElement.appendChild(NewTextHolderElement);
			Effect.Appear('GallerySection', {to:0.8});
			activeSection = 'GallerySection';
			
			MM_swapImage('artwork','','components/Buttons/Artwork_over.png',1);
 	 		}			
 		 }
 	}
    xmlhttp.send(null);
    
};