// BO Popup
function hideSelectBoxes(){
	selects = document.getElementsByTagName("select");
	for (i = 0; i != selects.length; i++) { selects[i].style.visibility = "hidden";}

	if(!window.ie)
		document.getElementById('content').style.overflow='hidden!important';
}

function showSelectBoxes(){
	selects = document.getElementsByTagName("select");
	for (i = 0; i != selects.length; i++) { selects[i].style.visibility = "visible";}

	if(!window.ie)
		document.getElementById('content').style.overflow='auto';
}

var popupOldOnResize = window.onresize;
var popupOldOnLoad = window.onload;
function showPopup(id, width, height)
{
	hideSelectBoxes();
	if(document.getElementById('popup_background')) {
		objTemp = document.getElementById('popup_background');
	}
	else
	{
		objTemp = document.createElement("div");
		objTemp.id = 'popup_background';
		objTemp.style.visibility='hidden';
		objTemp.onclick=function() { }
	}

	if(objTemp.style.display != 'block')
	{
		objTemp.style.display='block';

		popupBackground = document.body.appendChild(objTemp);
		$(popupBackground).effects({duration:400,onComplete:function(){      $(popupBackground).effects({}).set({'opacity':[0.5]}); showPopupContent(id, width, height);     }}).start({'opacity':[0,0.5]});
	}
	else
	{
		$(popupBackground).effects({duration:0,onComplete:function(){      $(popupBackground).effects({}).set({'opacity':[0.5]}); showPopupContent(id, width, height);     }}).start({'opacity':[0.5,0.5]});
	}
}

function showPopupContent(id, width, height)
{
	if(document.getElementById('popup_content')) {
		objTemp = document.getElementById('popup_content');
	}
	else
	{
		objTemp = document.createElement("div");
		objTemp.id = 'popup_content';
	}

	$('popup_background').onclick=function() { popupClose(); }

	objTemp.innerHTML= '<div id="popup_close"><a href="javascript:popupClose()"><span>X</span></a></div><div id="popup_text">' + document.getElementById(id).innerHTML + '</div>';

	if(width > 0 && height > 0) {
		objTemp.style.width=width+'px';
		objTemp.style.height=height+'px';
		objTemp.style.marginLeft='-' + Math.round(width/2)-4 +'px';
		objTemp.style.marginTop='-' + Math.round(height/2) +'px';
	}

	objTemp.style.display='block';

	popupContent =  document.body.appendChild(objTemp);
}

function popupClose()
{
	popupContent = document.getElementById('popup_content');
	popupContent.style.display='none';

	popupBackground = document.getElementById('popup_background');
	$('popup_background').onclick=function() { }

	$(popupBackground).effects({duration:400,onComplete:function(){      	popupBackground.style.display='none'; showSelectBoxes();    }}).start({'opacity':[0.5,0]});
}


// EO Popup

/* Team- und Ordi-Scripts */

var active_ma = 0;

function ChangeActiveMA(id)
{
	active_ma = id
}

function ShowCoworker(id)
{
	for(i=0;i<Coworkers.length;i++)
	{
		document.getElementById('ma_'+Coworkers[i]).style.display='none'
	}

	document.getElementById('ma_'+Coworkers[id]).style.display='block'
}





/*-- spam protection --*/


function getAdr(prefix, postfix, text){
    document.write('<a href="mailto:' + prefix + '@' + postfix + '">' + (text ? text.replace(/&quot;/g, '"').replace(/%EMAIL%/, prefix + '@' + postfix) : prefix + '@' + postfix) + '</a>');
}

var popupmenuoldonload = window.onload;
window.onload = function() {
	if(!document.getElementById('startpage')) {
		var nav = document.getElementById('nav');
		var uls = nav.getElementsByTagName('UL');
		for(var i = 0; i < uls.length; i++)
			new xMenu1(uls[i], 0, 'mouseover');
	}
	
	//alertSize();
	
	if(popupmenuoldonload)
		popupmenuoldonload();
}

function xMenu1(menu, mouseMargin, openEvent) {
	var isOpen = false;
        var oldover, oldout, aObj, aClassName, img;
	if (menu) {
		xAddEventListener(menu.parentNode, openEvent, onOpen, false);
		aObj = menu.parentNode.firstChild;
                aClassName = aObj.className;
                img = aObj.firstChild;
		if(img)
			if (img.onmouseover) {
				oldover = img.onmouseover;
				img.onmouseover = '';
			}
	}
	function onOpen() {
		if (!isOpen) {
			aObj.className = 'hover';
                        xShow(menu);
			HideSelects(xPageX(menu), xPageY(menu), xWidth(menu), xHeight(menu));
			xAddEventListener(document, 'mousemove', onMousemove, false);
			isOpen = true;
			if (oldover) {
				oldover.apply(img, arguments);
				if (!oldout)
					oldout = img.onmouseout;
				img.onmouseout = function () { };
			}
		}
	}
	function onMousemove(ev) {
		var e = new xEvent(ev);
		contains = (xHasPoint(menu, e.pageX, e.pageY, -mouseMargin) || xHasPoint(menu.parentNode, e.pageX, e.pageY, -mouseMargin));
		if(!contains) {
			var submenus = menu.getElementsByTagName('UL');
			for(var i = 0; i < submenus.length; i++)
				if(xHasPoint(submenus[i], e.pageX, e.pageY, -mouseMargin)) {
					contains = true;
					break;
				}
		}
		if(!contains) {
                        aObj.className = aClassName;
			xHide(menu);
			HideSelects(0, 0, 0, 0);
			xRemoveEventListener(document, 'mousemove', onMousemove, false);
			isOpen = false;
			if (oldout)
				oldout.apply(img, arguments);
		}
	}
}

var sel;
function HideSelects(x,y,w,h) {
	if(xIE4Up && !xMac) {
		var selx, sely, selw, selh, i
		if(!sel)
			sel = document.getElementsByTagName("SELECT");
		for(i = 0; i < sel.length; i++) {
			selx = xPageX(sel[i]);
			sely = xPageY(sel[i]);
			selw = sel[i].offsetWidth;
			selh = sel[i].offsetHeight;
			sel[i].style.visibility = (selx + selw > x && selx < x + w && sely + selh > y && sely < y + h) ? "hidden" : "visible";
		}
	}
}
function swapImage(element, newimage) {
	var oldsrc = element.src
	element.src = newimage
	if (!element.onmouseout)
		element.onmouseout = function (event) { swapImage(this, oldsrc); };
}



// deletes leading and trailing spaces in a string - adds the function directly to the String Object, so that all strings inherit this method
String.prototype.trim = function() {
    return this.replace(/(^\s*)|(\s*$)/g, '');
}

//checkEmail - needed for forms
function checkEmail(val) {
	if (val) {
		var usr = "([a-zA-Z0-9][a-zA-Z0-9_.-]*|\"([^\\\\\x80-\xff\015\012\"]|\\\\[^\x80-\xff])+\")";
		var domain = "([a-zA-Z0-9][a-zA-Z0-9._-]*\\.)*[a-zA-Z0-9][a-zA-Z0-9._-]*\\.[a-zA-Z]{2,5}";
		var regex = "^"+usr+"\@"+domain+"$";
		var myrxp = new RegExp(regex);
		var check = (myrxp.test(val));
		if (check!=true) {
			return false;
		}
		else {
			return true;
		}
	}
}

/*
validates formfields if they have a value or not
to check for other options do the following
specialfields = new Object();
specialfields.fieldname = new Object();
specialfields.fieldname.check1 = 'function_to_call,error_message';
specialfields.fieldname.check2 = 'second_function_to_call,second_error_message';
specialfields.another_fieldname = new Object();
specialfields.another_fieldname.check1 = 'function_to_call,error_message';
*/
function validateForm(form,specialfields) {
	var errors = new Array();
	var fields = form.getElementsByTagName('label');
	for (i = 0; i < fields.length; i++) {
		var span = fields[i].getElementsByTagName('span')[0];
		if (span && span.firstChild) {
			var label = span.firstChild.data;
			label = label.trim();
			// if there is a '*' in the label - this indicates the inputfield has to be filled
			if (label.charAt(label.length - 1) == '*') {
				label = label.substring(0, label.length - 1).trim();
				// get the inputfield
				var obj_input = fields[i].getElementsByTagName('input');
				if (!obj_input[0])
					obj_input = fields[i].getElementsByTagName('select');
				if (!obj_input[0])
					obj_input = fields[i].getElementsByTagName('textarea');

				// if there is an inputfield
				if (obj_input && obj_input[0]) {
					input = obj_input[0];
					error = false;
					
					// check if the inputfield has a value
					if (!input.value || input.value.trim().length==0) {
						error = true;
						errors.push(label + ' nicht eingegeben');
					}
					
					// check the inputfield for special things (email, ...)
					if (!error && specialfields[input.name]){
						specialfield = specialfields[input.name];
						for (check in specialfield){
							check_function = specialfield[check].split(',')[0];
							check_message = specialfield[check].split(',')[1];
							if (!eval(check_function)(input.value)){
								error = true;
								errors.push(label + ' ' + check_message);
							}
						}
					}

					// on error give the label the className 'error' otherwise delete the className 'error' (if exists)
					if (error) {
						className = fields[i].className;
						if (className.length>0){
							className = className + ' ';
						}
						fields[i].className = className + 'error';
					} else {
			            	className = fields[i].className;
						if (className.indexOf('error')>-1){
								className = className.replace(' error', '');
								className = className.replace('error', '');
								fields[i].className = className;
						}
					}
				}
			}
		}
	}

	return errors;
}

function showFormErrors (errors) {
	error_message = '';
	for (i=0;i<errors.length;i++){
		error_message += errors[i] + '\n';
	}
	alert(error_message);
}


function popup(url, typ, para1, width, height) {
	attrib = "";
	Y = (screen.height - width) / 2;
	X = (screen.width - height) / 2;
	X = Math.round(X);
	Y = Math.round(Y);
	if (para1 == 'CENTER') attrib += 'height=' + height + ',width=' + width + ',top=' + Y + ',left=' + X;
	if (typ == 'TYP1') attrib += ",scrollbars=no";
	if (typ == 'TYP2') attrib += ",scrollbars=yes";
	if (typ == 'TYP3') attrib += ",scrollbars=yes,menubar=yes";
	fenster = window.open(url, 'win', attrib);
	return false;
}

// Auflösungsorientiertes Zertifikat auf Startseite
function alertSize() {

	if (document.getElementsByTagName("body")[0].clientWidth >= 1280 || document.getElementsByTagName("body")[0].clientHeight >= 900)
		setlargerImage();

	if (document.getElementsByTagName("body")[0].clientWidth < 1280 || document.getElementsByTagName("body")[0].clientHeight < 900)
		setsmallerImage();


}

function setsmallerImage(){
	//alert (document.getElementsByTagName("body")[0].clientWidth + " \n " + document.getElementsByTagName("body")[0].clientHeight );
	document.getElementById("zertifikat").style.display='none';
	document.getElementById("zertifikat_small").style.display='block';
}

function setlargerImage(){
	//alert (document.getElementsByTagName("body")[0].clientWidth + " \n " + document.getElementsByTagName("body")[0].clientHeight );
	document.getElementById("zertifikat_small").style.display='none';
	document.getElementById("zertifikat").style.display='block';
}