// Browser Variablen
var ns=false;
var ie=false;
var ns6=false;
if (document.all) ie=true;
if (document.getElementById) ns6=true;
if (document.layers) ns=true;

// Initialize Counter
var i_item = -1;

// Initialize Var
var ImgItems		= new Array();
var DivItems		= new Array();
var TxtItems		= new Array();
var CountItems 		= 0;
var Counter;

// Add Items to Array
function addItem(Img, Div, Txt) {
	ImgItems[CountItems]	= Img;
	DivItems[CountItems]	= Div;
	TxtItems[CountItems]	= Txt;
	CountItems++;
	Counter = CountItems-1;
}

// Get Next Image
function ImageNext(ink_item) {
   
   // Initialize var
   var DivObj;
   var TxtObj;
   var QuadObj;
   
   // Set Image by ID
   if (ink_item != -1) i_item = ink_item-1; 
   
   // Inkrement counter
   i_item++;
   
   // if last Item, then start from begin
   //if (i_item==CountItems) i_item=0;
   
   // if last Item, go to next Page
   if (i_item==CountItems) {
   		if (parseInt(document.frm.Page.value)==parseInt(document.frm.CountPage.value)) {
   			location.href = document.frm.PageName.value + '?Dir=Next&Page=1';
			return;
		} else {
			location.href = document.frm.PageName.value + '?Dir=Next&Page=' + (parseInt(document.frm.Page.value) + 1);
			return;
		}
   }
   
   
   // Set DivObj
   DivObj = document.getElementById(DivItems[i_item]);
   TxtObj = document.getElementById('ImgText');
   QuadObj = eval('document.getElementById("Quad' + i_item + '")');
   
   // Reset other Items
   TxtObj.innerHTML = '';
   for (var i=0; i<CountItems; i++) {
   		document.getElementById(DivItems[i]).style.visibility = 'hidden';
		document.getElementById('Quad' + i).src = '../images/transe.gif';
   }
   
   // Show active Item
   DivObj.innerHTML = '<img src="' + ImgItems[i_item] + '" border="0">';
   DivObj.style.visibility = 'visible';
   TxtObj.innerHTML = TxtItems[i_item];
   QuadObj.src = '../images/quad.gif';
   
}

// Get Previews Image
function ImagePreviews(ink_item) {
   
   // Initialize var
   var DivObj;
   var TxtObj;
   var QuadObj;
   
   // Set Image by ID
   if (ink_item != -1) i_item = ink_item; 
   
   // if last Item, then start from begin
   //if (i_item==0 || i_item==-1) i_item=CountItems;
   
   // if last Item, go to previews Page
   if (i_item==0 || i_item==-1) {
  		if (parseInt(document.frm.Page.value)==1) {
   			location.href = document.frm.PageName.value + '?Dir=LastItem&Page=' + document.frm.CountPage.value;
			return;
		} else {
			location.href = document.frm.PageName.value + '?Dir=Previews&Page=' + (parseInt(document.frm.Page.value) - 1);
			return;
		}
   }
   
   
   // Inkrement counter
   i_item--;
   
   // Set DivObj
   DivObj = document.getElementById(DivItems[i_item]);
   TxtObj = document.getElementById('ImgText');
   QuadObj = eval('document.getElementById("Quad' + i_item + '")');
   
   // Reset other Items
   TxtObj.innerHTML = '';
   for (var i=0; i<CountItems; i++) {
   		document.getElementById(DivItems[i]).style.visibility = 'hidden';
		document.getElementById('Quad' + i).src = '../images/transe.gif';
   }
   
   // Show active Item
   DivObj.innerHTML = '<img src="' + ImgItems[i_item] + '" border="0">';
   DivObj.style.visibility = 'visible';
   TxtObj.innerHTML = TxtItems[i_item];
   QuadObj.src = '../images/quad.gif';
   
}