function random() {

	var randomInt;
	
	randomInt = parseInt(1 + (Math.random()*16));
		
	
	if (document.teaser_main.src) {
		document.teaser_main.src="Header"+randomInt+"_home_img.jpg";
		//document.teaser_main.src="home_image"+randomInt+".jpg";
	}

}

function randomJob() {

	var randomInt;
	randomInt = parseInt(1+(Math.random()*10));
	
	if (document.teaser_main.src) {
		document.teaser_main.src="jobs_foto"+randomInt+".jpg";
	}

}

function del_confirm(msg, url) {

  if (confirm("Soll " + msg + " wirklich gelöscht werden?")) {
  	location.href = url;
  }
}

function win_open(href, width, height)
{
	if ((width == '') &&  (height == ''))  
	{
		window.open(href, '_blank', 'toolbar=no,location=no,status=no,menubar=no,personalbar=no,scrollbars=yes,resizable=yes,screenx=50,left=50,screenY=50,top=50');
	} 
	else
	{
		window.open(href, '_blank', 'toolbar=no,location=no,status=no,menubar=no,personalbar=no,scrollbars=no,width=' + width + ',height=' + height + ',resizable=yes,screenx=50,left=50,screenY=50,top=50')
	}
}


function print_open(href, width, height)
{
		
	if ((width == '') &&  (height == ''))  
	{
		window.open(href, '_blank', 'toolbar=no,location=no,status=no,menubar=no,personalbar=no,scrollbars=yes,resizable=yes,screenx=50,left=50,screenY=50,top=50');
	} 
	else
	{
		window.open(href, '_blank', 'toolbar=no,location=no,status=no,menubar=no,personalbar=no,scrollbars=yes,width=' + width + ',height=' + height + ',resizable=yes,screenx=50,left=50,screenY=50,top=50')
	}
}




function checkDelete() {

	if (confirm("")) {
		return true;
	}
	else {
		return false;
	}
}

function CheckMandatoryFields(oForm) {
	
	var i, j, sElementName, sElementType, bCheck;
	var bError = 0;
	for (i = 0; i < oForm.elements.length; i++) {
		
		oElement = oForm.elements[i];
		sElementName = oElement.name;
		sElementType = oElement.type;
				
		if (sElementName != "") {
			
			if (sElementName.length > 3) {

				if (sElementName.substr(sElementName.length - 3, 3) == "_mf") {
			
					switch (sElementType) {
						
						case "text":
							if (oElement.value == "") {
								bError = 1;
							}
							break;
							
						case "checkbox":
						
							if (oElement.checked == false) {
								bError = 1;
							}
							break;
							
						case "select-one":
						
							if (oElement[oElement.selectedIndex].value == "" || oElement[oElement.selectedIndex].value == "null") {
								bError = 1;
							}
							break;
							
						case "select-multiple":

							bCheck = 0;

							for (j = 0; j < oElement.options.length; j++) {
								if (oElement.options[j].selected) {
									bCheck++;
								}
							}

							if (iMultiple == 0) {
								bError = 1;
							}
							break;
							
						case "radio":
							var aRadioElements = document.getElementsByName(sElementName);
							if (!checkRadio(aRadioElements)) {
								bError = 1;
							}
							break;
					}
				}	
				
				if (sElementName == "email" && (oForm.newsletter_anmeldung || oForm.newsletter_abmeldung)) {
				
					if(oElement.value != "" && checkEmail(oElement.value) == false){
						bError = 3;
					}
					if (oElement.value == "") bError = 1;
				}	
				
				
				
				//validate only numeric fileds
				if (oElement.getAttribute('validate')) {
					if (oElement.getAttribute('validate').indexOf("numeric") != -1) {						
						if (!isNumeric(oElement.value)) {
							bError = 2;
							oElement.focus();
							oElement.select();
							break;
						}
					}	
				}	
				
				//validate phone fileds
				if (oElement.getAttribute('validate')) {
					if (oElement.getAttribute('validate').indexOf("phone") != -1) {						
						if (!isAllowedPhone(oElement.value)) {
							bError = 2;
							oElement.focus();
							oElement.select();
							break;
						}
					}	
				}	
				
				
				//validate email
				if (oElement.getAttribute('email')) {
					var splitted = oElement.value.match("^(.+)@(.+)$");
					if(splitted == null) {
						bError = 3;
					}
					else {
						if(splitted[1] != null ) {		
							var regexp_user=/^\"?[\w-_\.]*\"?$/;		
							if(splitted[1].match(regexp_user) == null) bError = 3;
						}
						else {
							bError = 3;
						}
						
						if(splitted[2] != null) {
							var regexp_domain=/^[\w-\.]*\.[A-Za-z]{2,4}$/;
							if(splitted[2].match(regexp_domain) == null) {
								var regexp_ip =/^\[\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\]$/;
								if(splitted[2].match(regexp_ip) == null) bError = 3;
							}
						}
						else {
							bError = 3;
						}						
					}
				}
			}
		}
	}
	
	
	if (oForm.contact_country_mf && oForm.contact_nationality_mf) {
		
		var sCountries = "14,15,21,37,42,55,57,66,68,73,75,87,100,107,108,127,132,162,163,167,179,191,217";
		
		var sCountry = oForm.contact_country_mf.value;
		var sNationality = oForm.contact_nationality_mf.value;

		//check only if not swiss resident or something with usa
		if (sCountry != 42 || sCountry == 225 || sNationality == 225) {
								
			if (sCountries.indexOf(sCountry) == -1 || sCountries.indexOf(sNationality) == -1) {
				bError = 4;
			}
		}
	}
	
	// Only for Newsletter Anmeldung
	if (oForm.newsletter_anmeldung) {
		if (oForm.investor_relations && oForm.investor_relations.checked == false && oForm.money_bonus.checked == false && oForm.money.checked == false && oForm.trade.checked == false) bError = 5;
		if (oForm.email.value == "") bError == 1;
	}
	
	// Only for Newsletter Abmeldung
	if (oForm.newsletter_abmeldung && bError == 0) {
		var sAbNews = "";
		if (oForm.investor_relations && oForm.investor_relations.checked == true) sAbNews += "1";
		if (oForm.money_bonus && oForm.money_bonus.checked == true) sAbNews += "2";
		if (oForm.money && oForm.money.checked == true) sAbNews += "3";
		if (oForm.trade && oForm.trade.checked == true) sAbNews += "4";
		
		if (oForm.INXMAIL_HTTP_REDIRECT) {
			var sString = oForm.INXMAIL_HTTP_REDIRECT.value;
			if (sString.indexOf("&nl=") != -1) sString = sString.substring(0,sString.indexOf("&nl="));
			oForm.INXMAIL_HTTP_REDIRECT.value = sString + "&nl=" + sAbNews;
		}
		
		if (oForm.email.value == "") bError = 1;
	}
	
	if (document.getElementById("contact_schalterkontakt_ja")) {
		if (document.getElementById("contact_schalterkontakt_ja").checked) {
			if (oForm.contact_niederlassungen.value == "") {
				oForm.contact_niederlassungen.focus();
				bError = 1;
			}
		} 
	}


	switch (bError) {
		case 0:
			if (document.insertContact)	document.insertContact.submit();
			oForm.submit();
			break;
		
		case 1:
			alert("Please fill out all the required fields!");
			break;
		
		case 2:
			alert("Only numeric allowed!");
			break;
		
		case 3:
			alert("Please enter a valid e-mail adress.");
			break;
			
		case 4:
			alert("Thank you for your enquiry and the interest you have expressed in our services. Regretfully we must \r\ninform you that, on the basis of your place of domicile or your nationality, we are not permitted to \r\noffer you any facility for a business relationship.");
			break;
			
		case 5:
			alert("You must register for at least one newsletter.");
			break;	
			
		default:
			if (document.insertContact)	document.insertContact.submit();
			oForm.submit();
		
	}
}



function calculate(){
 	
	var age = parseFloat(document.calculation.age_mf.value);
	var price = parseFloat(document.calculation.price_mf.value);
	var needFunds = 0;
	
	if (age == 0 || isNaN(age)) age = 1;
	
	if (age != 0 && price != 0) {
	
		if (age >= 65) {
			needFunds = roundDown1000(price * 0.34);
		}
		else {
			needFunds = roundDown1000(price * 0.2);
		} 
	}
	
	document.calculation.needFunds.value = needFunds;
}

/**
 * rounds the given value down to the nearest 1000
 */
function roundDown1000(value) {
	return Math.round(value / 1000 - 0.5) * 1000;
}


function isNumeric(x) {
	var numbers=".0123456789";  
    
    if(x.length>1) {
      // remove negative sign
      x=Math.abs(x)+"";
      for(j=0;j<x.length;j++) {        
        number=isNumeric(x.substring(j,j+1));
        if(!number) return number;
      }
      return number;
    }
    else {      
      if(numbers.indexOf(x)>=0) return true;
      return false;
    }
}


function isAllowedPhone(phoneString) {
	var numbers=" +0123456789";  
	
	if(phoneString.length > 1) {
		for(j=0; j < phoneString.length; j++) {        
			if(!isAllowedPhone(phoneString.substring(j,j+1))) return false;
		}
	}
	else {      
		return numbers.indexOf(phoneString) >= 0;
	}
	
	return true;
}


function replaceScriptingTags(oForm) {
	
	for (i = 0; i < oForm.elements.length; i++) {
		
		oElement = oForm.elements[i];
		
		if (oElement.name != "pwd" && oElement.value) {
			sText = oElement.value;
			sText = sText.replace(/#/g, "#");
			sText = sText.replace(/&/g, "&");
			sText = sText.replace(/</g, "&lt;");
			sText = sText.replace(/>/g, "&gt;");
			sText = sText.replace(/\(/g, "(");
			sText = sText.replace(/\)/g, ")");
			sText = sText.replace(/"/g, "&quot;");
			oElement.value = sText;
		}
	}
}


function checkEmail(emailAddress) {
	
	var re = /^(([^<>()[\]\\.,;:@\"]+(\.[^<>()[\]\\.,;:@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/
	return re.test(emailAddress);
}

sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}

function loadRolotecData(sTargetUrl, sContainerName) {

	var oAjax = new Ajax.Request(
			"/en/" + sTargetUrl,
			{
				method:		'get', 
				requestHeaders: ["Timeout", "10", "Max-Forwards", "0"],
				onSuccess:	function(transport) {
						if (transport.responseText == "0") {
							loadErrorBox(sContainerName);
						} else {
							$(sContainerName).innerHTML = transport.responseText;
						}
					},
				onTimeout:	function(transport) {
						loadErrorBox(sContainerName);
					},
				onFailure:	function(transport) {
						loadErrorBox(sContainerName);
					}
			}
	);

}

function loadErrorBox(sContainerName) {

	var oAjax = new Ajax.Request(
			"/en/error-rolotec",
			{
				method:		'get', 
				onSuccess:	function(transport) {
						$(sContainerName).innerHTML = transport.responseText;
					},
				onFailure:	function(transport) {
						$(sContainerName).innerHTML = "ERROR";
					}
			}
	);

}

function showHideBranch(iShow) {
	var bShowBranch = false;
	if (iShow == 1) {
		bShowBranch = true;
	}
	
	var oRow = document.getElementById("tr_branch");
	
	if (oRow) {
		if (bShowBranch) {
			oRow.style.display = '';
		}
		else {
			oRow.style.display = 'none';
		}
	}
}


function checkRadio(element) {
	var bReturn = false;
	for (var i = 0; i < element.length; ++i) {
		if (element[i].checked == true) bReturn = true;
	}
	return bReturn;
}

function replaceHoverPicture(element) {
	if (typeof element != "undefined") {
		var src = element.src;
		var rel = "";

		rel = element.getAttribute("rel");
		
		if (rel) {
			element.src = rel;
			element.setAttribute("rel", src);
		}
	}
}