function enableDiv(id){
	var ob = document.getElementById(id);
	if (ob) ob.style.display = 'block';
}

function openSearch() {
	if (document.getElementById('searchTab').style.display == 'none') {
		document.getElementById('iconSearch').className = "selected";
		return new Effect.BlindDown(document.getElementById('searchTab'), { duration:0.5 } );
	} else {
		document.getElementById('iconSearch').className = "";
		return new Effect.BlindUp(document.getElementById('searchTab'), { duration:0.3 } );
	}
}

function searchHover(ele,out) {
	if (ele.className != "selected") {
		if (out == 0) {
			// mouseOut
			return ele.className = "";
		} else {
			// mouseOver
			return ele.className = "current";
		}	
	}
}

// home fotos
function HomeOnload() {
	return new Effect.BlindDown(document.getElementById('main'), { duration:1.2 } );
	
	/*return new Effect.BlindDown(document.getElementById('header'), { duration:0.6, afterFinishInternal: function(effect) {
		new Effect.BlindDown(document.getElementById('main'), { duration:0.9 }) 
	}});*/

}

// -----------------------------------------------------------
// Check form 
// -----------------------------------------------------------
function isEmail(string) {
	 if (!string) return false;
	 var iChars = " *|,\":<>[]{}`\;()&$#%";
	 var jChars = '@';
	 var jteller = 0;
	 for (var i = 0; i < string.length; i++) { if (iChars.indexOf(string.charAt(i)) != -1) { return false; } }
	 for (var i = 0; i < string.length; i++) { if (jChars.indexOf(string.charAt(i)) != -1) { jteller++; } }
	 if (jteller > 1 || jteller == 0) { return false; }
	 else { return true; }
}
function ValidateAanmelden(){
	var formfields = new Array('naam','adres','postcode','woonplaats','email','beroep');
	var valid = true;
	var errormsg = '<h2>Controleer aub de volgende foutmeldingen<h2><ul>';
	for (var cnt=0; cnt < formfields.length; cnt++){
		var field = formfields[cnt];
		if (document.formAanmelden[field].value == ''){
			document.formAanmelden[field].className = "required";
			valid = false;
		} else {
			document.formAanmelden[field].className = "";
		}
	}
	if(!valid) {
		errormsg += "<li>U heeft niet alle verplichte velden ingevuld, vul deze aub in.</li>";
	}
	// email check
	if (document.formAanmelden.email.value != "") {
		if (!isEmail(document.formAanmelden.email.value)){
			document.formAanmelden.email.className = "required";
			errormsg += "<li>Het ingevulde e-mailadres is incorrect.</li>";
			valid = false;
		} else {
			document.formAanmelden.email.className = "";
		}	
	}
	if (!valid){
		document.getElementById('error_message').innerHTML = errormsg + "</ul>";
		document.getElementById('error_message').className = "highlight";
		document.location = "#a_error";
	}
	return valid;
}