function InterestedIn(selected) {

var propdivs;

if ((selected=='1') || (selected=='2') || (selected=='3') || (selected=='lettings')) propdivs='block'; else propdivs='none';

if ((selected=='1') || (selected=='2') || (selected=='3'))  // only show bedrooms for properties for sale
	{
		document.getElementById("valuelabel").style.display="block";
		document.getElementById("valuedd").style.display="block";
	}
else
	{
		document.getElementById("valuelabel").style.display="none";
		document.getElementById("valuedd").style.display="none";
	}

document.getElementById("regionlabel").style.display=propdivs;
document.getElementById("regiondd").style.display=propdivs;

if ((selected=='1') || (selected=='2') || (selected=='lettings'))  // only show bedrooms for residential
	{
		document.getElementById("bedroomslabel").style.display="block";
		document.getElementById("bedroomsdd").style.display="block";
	}
else
	{
		document.getElementById("bedroomslabel").style.display="none";
		document.getElementById("bedroomsdd").style.display="none";
	}
// only show commercial tickboxes if that selection is made

document.getElementById("commsinputs").style.display=(selected=='3')?"block":"none";
document.getElementById("commslabel").style.display=(selected=='3')?"block":"none";
	
}


function ValidateMe() {

if (document.registration.choice.value=="0") { alert('Please select your area of interest'); document.registration.choice.focus(); return false; }
if (document.registration.email.value=="") { alert('Please enter your email address'); document.registration.Email.focus(); return(false); }
if ((document.registration.email.value!="") && !isEmail(document.registration.email.value)) { alert('Please enter a valid email address'); document.enquiryform.Email.focus(); return(false); }

return (false);
}

function isEmail(sText) {
	var iAt = sText.indexOf("@")	
	var iDot = reverse(sText).indexOf(".")	
	var iLength = sText.length	 
	var domainChars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890-.' 
	if (iAt < 1) return false; 
	for(var i = 0; i < iAt; i++){
		if (sText.charCodeAt(i) > 127) return false;
	} 
	if ((iLength - iDot - iAt) < 4) return false;
	for(var i = iAt + 1; i <= iLength; i++){
		if (domainChars.indexOf(sText.charAt(i)) == -1) return false;
	} 
	if (iDot < 2) return false; 
	if (sText.indexOf(".@") > -1) return false;
	if (sText.indexOf("@.") > -1) return false;
	if (sText.indexOf("..") > -1) return false;
	return true;
}