var m_strCurrentItem = '';

function showSubmenu(strName,blnShow,strMainMenu){
	if(document.getElementById('zoek-jij-een-maatje_submenu').style.display == 'block')
		m_strCurrentItem = 'zoek-jij-een-maatje_submenu';
	else if(document.getElementById('word-maatje_submenu').style.display == 'block')
		m_strCurrentItem = 'word-maatje_submenu';
	else if(document.getElementById('over-de-vhd-eindhoven_submenu').style.display == 'block')
		m_strCurrentItem = 'over-de-vhd-eindhoven_submenu';
	else if(document.getElementById('maatjes-projecten_submenu').style.display == 'block')
		m_strCurrentItem = 'maatjes-projecten_submenu';
	
	if(document.getElementById(m_strCurrentItem) != undefined) document.getElementById(m_strCurrentItem).style.display = 'none';
	
	if(blnShow){
		document.getElementById(strName + '_submenu').style.display = 'block';
		document.getElementById(strName + '_submenu').style.zIndex = 2;
	}
	else{
		document.getElementById(strName + '_submenu').style.display = 'none';
		document.getElementById(strName + '_submenu').style.zIndex = 1;
		
		if(m_strCurrentItem != '' && m_strCurrentItem != strName + '_submenu') document.getElementById(m_strCurrentItem).style.display = 'block';
	}
	
	if(strMainMenu == undefined) strMainMenu = '';
	if(!blnShow && strMainMenu != ''){
		//alert(strMainMenu + '_submenu');
		if(document.getElementById(strMainMenu + '_submenu') != undefined) document.getElementById(strMainMenu + '_submenu').style.display = 'block';
	}
	
	document.getElementById('campagne_top').style.zIndex = 10;
}

function aanmeldenMaatje(){
	if(document.aanmeldForm.sNaam.value == ''){
		alert('Vul hier je naam in');
		document.aanmeldForm.sNaam.focus();
	}
	else if(document.aanmeldForm.sAdres.value == ''){
		alert('Vul hier je adres in');
		document.aanmeldForm.sAdres.focus();
	}
	else if(document.aanmeldForm.sHuisnummer.value == ''){
		alert('Vul hier je huisnummer in');
		document.aanmeldForm.sHuisnummer.focus();
	}
	else if(document.aanmeldForm.sPostcode.value == ''){
		alert('Vul hier je postcode in');
		document.aanmeldForm.sPostcode.focus();
	}
	else if(document.aanmeldForm.sWoonplaats.value == ''){
		alert('Vul hier je woonplaats in');
		document.aanmeldForm.sWoonplaats.focus();
	}
	else if(document.aanmeldForm.sTelefoon.value == ''){
		alert('Vul hier je telefoonnummer in');
		document.aanmeldForm.sTelefoon.focus();
	}
	else if(document.aanmeldForm.sEmail.value == ''){
		alert('Vul hier je e-mailadres in');
		document.aanmeldForm.sEmail.focus();
	}
	else if(CheckEmailAddress(document.aanmeldForm.sEmail.value) == false){
		alert('Vul hier je e-mailadres in');
		document.aanmeldForm.sEmail.select();
	}
	else{
		document.aanmeldForm.sAction.value = 'sendMail';
		document.aanmeldForm.submit();
	}
}

function zoekMaatje(){
	if(document.aanmeldForm.sNaam.value == ''){
		alert('Vul hier je naam in');
		document.aanmeldForm.sNaam.focus();
	}
	else if(document.aanmeldForm.sAdres.value == ''){
		alert('Vul hier je adres in');
		document.aanmeldForm.sAdres.focus();
	}
	else if(document.aanmeldForm.sHuisnummer.value == ''){
		alert('Vul hier je huisnummer in');
		document.aanmeldForm.sHuisnummer.focus();
	}
	else if(document.aanmeldForm.sPostcode.value == ''){
		alert('Vul hier je postcode in');
		document.aanmeldForm.sPostcode.focus();
	}
	else if(document.aanmeldForm.sWoonplaats.value == ''){
		alert('Vul hier je woonplaats in');
		document.aanmeldForm.sWoonplaats.focus();
	}
	else if(document.aanmeldForm.sTelefoon.value == ''){
		alert('Vul hier je telefoonnummer in');
		document.aanmeldForm.sTelefoon.focus();
	}
	else if(document.aanmeldForm.sEmail.value == ''){
		alert('Vul hier je e-mailadres in');
		document.aanmeldForm.sEmail.focus();
	}
	else if(CheckEmailAddress(document.aanmeldForm.sEmail.value) == false){
		alert('Vul hier je e-mailadres in');
		document.aanmeldForm.sEmail.select();
	}
	else{
		document.aanmeldForm.sAction.value = 'sendMail';
		document.aanmeldForm.submit();
	}
}

function CheckEmailAddress(emailStr) {
	var emailPat=/^(.+)@(.+)$/;
	var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");

	var matchArray=emailStr.match(emailPat)
	if (matchArray==null) {
		//alert("Email address seems incorrect (check @ and .'s)")
		return false
	}
	var user=matchArray[1]
	var domain=matchArray[2]
	
	// See if "user" is valid 
	if (user.match(userPat)==null) {
	  //  alert("The username doesn't seem to be valid.")
	    return false
	}
	
	var IPArray=domain.match(ipDomainPat)
	if (IPArray!=null) {
	    // this is an IP address
		  for (var i=1;i<=4;i++) {
		    if (IPArray[i]>255) {
		        //alert("Destination IP address is invalid!")
			return false
		    }
	    }
	    return true
	}
	
	// Domain is symbolic name
	var domainArray=domain.match(domainPat)
	if (domainArray==null) {
		//alert("The domain name doesn't seem to be valid.")
	    return false
	}
	
	var atomPat=new RegExp(atom,"g")
	var domArr=domain.match(atomPat)
	var len=domArr.length
	if (domArr[domArr.length-1].length<2 || 
	    domArr[domArr.length-1].length>3) {
	   // the address must end in a two letter or three letter word.
	  // alert("The address must end in a three-letter domain, or two letter country.")
	   return false
	}
	
	if (len<2) {
	   var errStr="This address is missing a hostname!"
	   //alert(errStr)
	   return false
	}
	
	return true;
}