/* TOP NAVIGATION LAYER STUFF */
var menuCount = 0; //anzahl der Navigation Tabs beginnend mit 0 ( z.B 0 bis 5 = 6 items)
var topItemIndex = -1; //aktive Navigations Tab beginnend mit 0 (z.B. 2 ist der 3 item)

function showSubNavigation(subId, isCurrentTopDir)
{
	objSubNavi = document.getElementById("subNavi_" + subId);
	objMainNavi = document.getElementById("mainNavi_" + subId);
	objMainNaviImgLeft = document.getElementById("mainNaviImgLeft_" + subId);
	objmainNaviImgRight = document.getElementById("mainNaviImgRight_" + subId);

	if (objSubNavi)
		objSubNavi.style.display = "block";
		
	if (objMainNavi)
		objMainNavi.className = (isCurrentTopDir == "true") ? "link selected current" : "link selected";

	if (objMainNaviImgLeft)
	{
		objMainNaviImgLeft.src = imgDir + "topnavi_selected_left.png";
		iePNGLoader.loadThis(objMainNaviImgLeft);
	}

	if (objmainNaviImgRight)
	{
		objmainNaviImgRight.src = imgDir + "topnavi_selected_right.png";
		iePNGLoader.loadThis(objmainNaviImgRight);
	}
	
	for (i = 1; i <= menuCount; i++ )
	{
		if (i != subId)
		{
			if (topItemIndex == i)
				hideSubNavigation(i, 'true');
			else
				hideSubNavigation(i, 'false');
		}
	}
}

function hideSubNavigation(subId, isCurrentTopDir)
{
	objSubNavi = document.getElementById("subNavi_" + subId);
	objMainNavi = document.getElementById("mainNavi_" + subId);
	objMainNaviImgLeft = document.getElementById("mainNaviImgLeft_" + subId);
	objmainNaviImgRight = document.getElementById("mainNaviImgRight_" + subId);

	if (objSubNavi)
		objSubNavi.style.display = "none";

	if (isCurrentTopDir == "false")
	{
		if (objMainNavi)
			objMainNavi.className = "link";

		if (objMainNaviImgLeft)
		{
			objMainNaviImgLeft.src = imgDir + "topnavi_left.png";
			iePNGLoader.loadThis(objMainNaviImgLeft);
		}

		if (objmainNaviImgRight)
		{
			objmainNaviImgRight.src = imgDir + "topnavi_right.png";
			iePNGLoader.loadThis(objmainNaviImgRight);
		}
	}
}

function OpenPrintPopup(wFile,wWidth,wHeight,wScrolling)
{
	myWin=window.open(wFile,'PrintWindow','width='+wWidth+',height='+wHeight+', status=yes, resizable=yes,scrollbars='+wScrolling);
	myWin.moveTo((screen.width/2)-(wWidth/2),(screen.height/2)-(wHeight/2));
	myWin.focus();
}

function OpenWindow(wFile,wWidth,wHeight,wScrolling)
{
	OpenPrintPopup(wFile,wWidth,wHeight,wScrolling);
}

/* PNG TRANSPARENZ IE6 STUFF */
function getBrowserVersion()
{
	//test for MSIE x.x;
	var myReg = /MSIE (\d+\.\d+);/
	if ( myReg.test(navigator.userAgent) )
		return new Number(RegExp.$1);
	else
		return -1;	
}

var iePNGLoader = 
{
	loadThis: function(img)
	{
		if (navigator.userAgent.indexOf("MSIE") >-1 && getBrowserVersion() <= 6)
		{
			var pSrc = img.src;
			img.onload = null;
			img.src = imgDir + "leer.gif";
			img.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, src='" + pSrc + "')";
		}
	} 
};

/* FONT SIZE TOOL */
const_size = 70;
const_size_step = 20;
max_size = 110;
min_size = 70;

//window.onload = InitStartSize;

function InitStartSize()
{
	size = parseInt(readCookie("size"));
	if(!size)
	{
		setCookie("size", const_size, 30);
		size = const_size;
	}
	
	document.body.style.fontSize = size+"%";
}

function textVerkleinern()
{
	size = parseInt(readCookie("size"));
	if(!size || size>min_size)
		size = (!size) ? const_size : (size - const_size_step);
	setCookie("size", size, 30);
	
	document.body.style.fontSize = size + "%";
}

function textVergrossern()
{
	size = parseInt(readCookie("size"));
	
	if(!size || size<max_size)
		size = (!size) ? const_size : (size + const_size_step);
	setCookie("size", size, 30);
	
	document.body.style.fontSize = size + "%";
}

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 cookieValue = null;
	var search = name + "=";
		if(document.cookie.length > 0)
		{ 
			offset = document.cookie.indexOf(search);
			if (offset != -1)
			{ 
				offset += search.length;
				end = document.cookie.indexOf(";", offset);
				if (end == -1) end = document.cookie.length;
				cookieValue = unescape(document.cookie.substring(offset, end))
			}
		}
	return cookieValue;
}

function setCookie(name,value,days)
{
	eraseCookie(name);
	createCookie(name,value,days);
}

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

function previousThema()
{
	selectedThema=selectedThema-1;
	if(selectedThema<0)
		selectedThema = arrayThema.length-1;
	
	setThemaValues();
}

function nextThema()
{
	selectedThema=selectedThema+1;
	if( selectedThema==arrayThema.length)
		selectedThema = 0;
	
	setThemaValues();
}

function previousIntranetNews(lblDatum, hlLink)
{
	selectedThema=selectedThema-1;
	if(selectedThema<0)
		selectedThema = arrayThema.length-1;
	
	setIntranetNews(lblDatum, hlLink);
}

function nextIntranetNews(lblDatum, hlLink)
{
	selectedThema=selectedThema+1;
	if( selectedThema==arrayThema.length)
		selectedThema = 0;
	
	setIntranetNews(lblDatum, hlLink);
}

function setThemaValues()
{
	//alert("a")
	oThemaImage = document.getElementById("themaImage");
	oThemaHeadline = document.getElementById("themaHeadline");
	oThemaText = document.getElementById("themaText");
	oThemaMoreLink = document.getElementById("themaMoreLink");
	oThemaMoreIcon = document.getElementById("themaMoreIcon");
	
	
	arr = arrayThema[selectedThema];
	
	oThemaImage.src = arr[0].src;
	oThemaImage.alt = arr[2];
	oThemaHeadline.innerHTML = arr[2];
	oThemaHeadline.href = arr[1];
	oThemaHeadline.target = arr[4];
	oThemaText.innerHTML = arr[3]
	oThemaMoreLink.href = arr[1];
	oThemaMoreLink.target = arr[4];
	oThemaMoreLink.title = arr[2];
	oThemaMoreIcon.alt = arr[2];
}

function setIntranetNews(lblDatum, hlLink)
{
	//alert("a")
	olblDatum = document.getElementById(lblDatum);
	ohlLink = document.getElementById(hlLink);
		
	arr = arrayThema[selectedThema];
	
	olblDatum.innerHTML = arr[1];
	ohlLink.href = arr[0];
	ohlLink.innerHTML = arr[2]
}

function navRollover(obj, imgSrc)
{
	aImg = obj.getElementsByTagName("img");
	if(aImg.length>0)
	{
		aImg[0].src = imgSrc;
	}
	
	
}

/** rad controls events **/
function handleKeyPress(sender, eventArgs)
{
	if(eventArgs.keyCode==27)
		sender.ClearSelection();
	else
		sender.ShowDropDown();
		
	objInput = document.getElementById(sender.InputID)
	processChange(objInput)
}

function handleClientFocus(sender)
{
	var objInput = document.getElementById(sender.InputID)
	if(!objInput.onchange)
		objInput.onchange = function() { processChange(objInput) }
	//alert(item.ComboBox.HighlightedItem.GetText().length)
}

function processChange(obj)
{
	len = obj.value.length==0 ? 1 : obj.value.length;
	multiplier = 7;
	if(len<10)
		multiplier = 10
	
	obj.style.width = (len*multiplier)+"px";
}

function handleClientSelectedIndexChanged(item)
{
	clientSelectedIndexChanged(item,true);
	
	objInput = document.getElementById(item.ComboBox.InputID)
	objInput.focus();
}

function clientSelectedIndexChanged(item, createLi)
{
	if(item.ComboBox.GetValue().length>0 && createLi)
		createCategory( item.ComboBox.GetValue() )
		
	item.ComboBox.ClearSelection();
	item.UnHighlight();
	item.Enabled=false;
	divItem = document.getElementById('TemplateControl_TagCloudPicker_radCombobox_c'+item.Index)
	if(divItem)
		divItem.className = 'ComboBoxItemDisabled_Telerik'
}

function createCategoryLi(val)
{
	//get and create li element
	oUl = document.getElementById('selectedTags');
	var oLi = document.createElement('li')
	oLi.onclick = function() { removeCategory(oLi) }
	//oLi.setAttribute('onclick', 'removeCategory(this)');
	oLi.appendChild(document.createTextNode(val))
	oUl.appendChild(oLi);
}

function setSelectedItems(hiddenId)
{
	oHidden = document.getElementById(hiddenId)
	if(oHidden && oHidden.value.length>0)
	{
		arrString = oHidden.value.split('|');
		for(i=0;i<arrString.length;i++)
		{
			var oComboBox = tlrkComboBoxes[1] //alert( + "my obj")
			oItem = oComboBox.FindItemByValue(arrString[i])
			if(oItem)
			{
				clientSelectedIndexChanged(oItem, false);
				createCategoryLi(arrString[i]);
			}
		}
	}
}

function handleItemsRequested(sender, eventArgs)
{
	if(sender.Items.length==0)
		sender.HideDropDown();
	else
		sender.ShowDropDown();
}


/** rad window ***/
function openWindow(url, winName)
{
	var manager = GetRadWindowManager();
	var win = manager.GetWindowByName(winName);
	win.SetUrl(url);
	win.Show();
}

function GetRadWindow()
{
	var oWindow = null;
	if (window.radWindow)
		oWindow = window.radWindow;
	else if (window.frameElement.radWindow)
		oWindow = window.frameElement.radWindow;
	return oWindow;
}


function closeWindow(arg)
{
	
	var oWindow = GetRadWindow();
	oWindow.argument = arg;
	oWindow.Close();
}

function OnWindowClose(radWindow)
{
	if(radWindow.argument) 
		document.location.href=radWindow.argument;
}

function showLeftNavigation()
{
	obj = document.getElementById("siteSubNavigation");
	if(obj)
	{
		obj.style.display = "block";
	}
}

CONST_LANDS = 8
function prevLand()
{
	activLand = getActiveLand()
	previousLand = activLand-1;
	if(previousLand<0)
		previousLand = CONST_LANDS-1;
	
	document.getElementById("imageLand"+activLand).style.display="none"
	document.getElementById("imageLand"+previousLand).style.display="block"
}

function nextLand()
{
	activLand = getActiveLand()
	nexLand = activLand+1;
	if(nexLand>=CONST_LANDS)
		nexLand = 0;
	
	document.getElementById("imageLand"+activLand).style.display="none"
	document.getElementById("imageLand"+nexLand).style.display="block"
}


function getActiveLand()
{
	for(i=0;i<CONST_LANDS;i++)
	{
		if(document.getElementById("imageLand"+i).style.display=="block")
			return i;
	}
}

function previousThema()
{
	selectedThema=selectedThema-1;
	if(selectedThema<0)
		selectedThema = arrayThema.length-1;
	
	setThemaValues();
}

function nextThema()
{
	selectedThema=selectedThema+1;
	if( selectedThema==arrayThema.length)
		selectedThema = 0;
	
	setThemaValues();
}

function setThemaValues()
{
    //alert("a")
    arr = arrayThema[selectedThema];
	
	oThemaImg.src = arr[0].src;
	oThemaImg.alt = arr[2];
	
	oThemaHeadline.innerHTML = arr[2];
	oThemaHeadline.href = arr[1];
	oThemaHeadline.target = arr[4];
	
	oThemaText.innerHTML = arr[3];
	
	oThemaImgMore.href = arr[1];
	oThemaImgMore.target = arr[4];
	oThemaImgMore.title = arr[2];
}