function ValidateSell( varname, varmail, varinvalidemail, varphone, varpropertytypes, vararealist, varcaptcha){
	if(document.getElementById('name').value.length==0){
		alert(varname);
		document.getElementById('name').focus;
		return(false);
	}
	if(document.getElementById('email').value.length==0){
		alert(varmail);
		document.getElementById('email').focus;
		return(false);
	}
	if(document.getElementById('email').value.length>0){
		if (!ValidateEmail(document.getElementById('email').value)){
			alert(varinvalidemail);
			document.getElementById('email').focus;
			return(false);
		}
	}	
	if(document.getElementById('phone').value.length==0){
		alert(varphone);
		document.getElementById('phone').focus;
		return(false);
	}
	if(document.getElementById('typeslist').selectedIndex == 0){
		alert(varpropertytypes);
		document.getElementById('typeslist').focus;
		return(false);
	}		
	if(document.getElementById('arealist').selectedIndex == 0){
		alert(vararealist);
		document.getElementById('arealist').focus;
		return(false);
	}
	
	return(true);
}