var wWidth;
var wHeight;
function resize(){

	wWidth = document.documentElement.clientWidth ? document.documentElement.clientWidth : window.innerWidth;
	wHeight = document.documentElement.clientHeight ? document.documentElement.clientHeight : window.innerHeight;
}
window.onresize=resize;
resize();
openslideshow=function(arr, arrText, dir, num){
	var thisobjc = this;
	this._arr = arr;
	this._dir = dir || '';
	this._arrtxt = arrText || [];
	this.counter=num;
	this.lightbox = document.getElementById("lightbox");
	$(this.lightbox).setStyle("display", "block");
	$(this.lightbox).addEvent("click", function(e){thisobjc.delLB(e)});
	
	thisobjc.delLB=function(e){
		var target = PTDoom.getTarget(e);
		if(target.className=="ssImage"||target.className=="comment"){
			return false;
		}
		$(this.lightbox).empty();
		$(this.lightbox).setStyle("display", "none");
	}
	this.refr = function (){
		var t = new Image;
		t.onload=function(){
			
			if (typeof thisobjc.para != 'undefined') {
				$(thisobjc.para).empty();
				if (typeof thisobjc._arrtxt[thisobjc.counter] != 'undefined') {
					thisobjc.para.innerHTML = thisobjc._arrtxt[thisobjc.counter];
				}
			}
			
			var pcw= Math.min(this.width, wWidth-20)*100/this.width;
			var pch= this.height*100/this.height;
			
			thisobjc.img.style.width=(Math.min(this.width, wWidth-20)*pch/100)+'px';
			thisobjc.img.style.height=(this.height*pcw/100)+'px';
			
			thisobjc.img.parentNode.style.width=(Math.min(this.width, wWidth-20)*pch/100)+'px';
			
						
			thisobjc.img.src = t.src;
			
			thisobjc.img.parentNode.parentNode.style.height=(Math.max(document.getElementById('seite').offsetHeight, document.getElementById('bildHandler').offsetHeight+70))+'px';
			thisobjc.img.parentNode.parentNode.style.width=(Math.max(document.getElementById('seite').offsetWidth, wWidth))+'px';
			
		}
		t.src = GLOBAL.PATH+thisobjc._dir+"/"+thisobjc._arr[thisobjc.counter];
	}
	this.content=function(){
		var div =$("div").get();
		div.id = "bildHandler";
		
		thisobjc.img =$("img").get();
		thisobjc.img.className='ssImage';
		if(thisobjc._arr.length>1){
			/*var a = $("a").get();
			a.href="#";
			var bleft = $("div").get();
			bleft.className = "bLeft";
			$(bleft).addEvent("click", thisobjc.prevPic);
			$(a).append(bleft);
			$(div).append(a);*/
			
			var a2 = $("a").get();
			a2.className='comment';
			//a2.href="#";
			//var bright = $("div").get();
			//bright.className = "bRight";
			$(a2).addEvent("click", thisobjc.nextPic);
			//$(a2).append(bright);
			$(div).append(a2);
			$(a2).append(thisobjc.img);
		}else{
			$(div).append(thisobjc.img);
		}
		
		
		if (thisobjc._arrtxt.length!=0) {
			thisobjc.para = $("p").get();
			thisobjc.para.className = "fotoUB";
			$(div).append(thisobjc.para);
		}
		thisobjc.refr();
		
		$(thisobjc.lightbox).append(div);
		
		
	}
	this.prevPic = function(){
		if(thisobjc.counter>0){
		   thisobjc.counter=thisobjc.counter-1;
		 }else{
			 thisobjc.counter=thisobjc._arr.length-1;
		}
		thisobjc.refr();
		return false;
	}
	
	this.nextPic = function (){
		if(thisobjc.counter<thisobjc._arr.length-1){
			thisobjc.counter=thisobjc.counter+1;
		 }else{
			thisobjc.counter=0;
		}
		thisobjc.refr();
		return false;
	}
	this.content();
	return{
		
	}
}