function clear_prop(id_name)
{ 
	if(id_name.value == "Any Type")
	{
		id_name.value = "";
	}
}
function clear_min(id_name)
{ 
	if(id_name.value == "Min")
	{
		id_name.value = "";
	}
}
function clear_max(id_name)
{ 
	if(id_name.value == "Max")
	{
		id_name.value = "";
	}
}
function clear_bedroom(id_name)
{ 
	if(id_name.value == "Any Bedrooms")
	{
		id_name.value = "";
	}
}
function clear_region(id_name)
{ 
	if(id_name.value == "Any Region")
	{
		id_name.value = "";
	}
}
function clear_nwsltr(id_name)
{ 
	if(id_name.value == "Your e-mail address")
	{
		id_name.value = "";
	}
}
function validate_form()
{
	document.frm_search.submit();
}
function checkEmailAddress(field) {
// the following expression must be all on one line...
var goodEmail = field.value.match(/\b(^(\S+@).+((\.com)|(\.net)|(\.edu)|(\.mil)|(\.gov)|(\.org)|(\..{2,2}))$)\b/gi);
if (goodEmail){
  return true;
} else {
   alert('Please enter a valid e-mail address.');
   return false;
   }
}
function submit_form()
{
if(document.newsletter.newsletter.value == "Your e-mail address" || document.newsletter.newsletter.value == "")
	{
		alert("Please Enter Email Address.");
		return false;
	}
	else
	{ 
		if(!checkEmailAddress(document.newsletter.newsletter))
		{
			return false;
		}
	}
	document.newsletter.submit();
	return true;
}