<!--

function email_is_valid(email)
{
	var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
	if(reg.test(email) == false)
		return false;
	else
		return true;
}

function checkform_contact(form)
{
	need = "";

	if (form.firstname.value.length == 0)
		need += "\n     -  First Name";

	if (form.lastname.value.length == 0)
		need += "\n     -  Last Name";

	if (!email_is_valid(form.email.value))
		need += "\n     -  E-mail";

	if (need != "")
	{
		need = "Please complete these fields:\n" + need;
		alert(need);
		return false;
	}
	else 
		return true;
}

function checkform_sellers(form)
{
	need = "";

	if (form.firstname.value.length == 0)
		need += "\n     -  First Name";

	if (form.lastname.value.length == 0)
		need += "\n     -  Last Name";

	if (!email_is_valid(form.email.value))
		need += "\n     -  E-mail";

	if (form.phone.value.length < 10)
		need += "\n     -  Phone (with area code)";

	if (need != "")
	{
		need = "Please complete these fields:\n" + need;
		alert(need);
		return false;
	}
	else 
		return true;
}

function checkform_agent(form)
{
	need = "";

	if (form.firstname.value.length == 0)
		need += "\n     -  First Name";

	if (form.lastname.value.length == 0)
		need += "\n     -  Last Name";

	if (!email_is_valid(form.email.value))
		need += "\n     -  E-mail";

	if (form.phone.value.length < 10)
		need += "\n     -  Phone (with area code)";

	if (need != "")
	{
		need = "Please complete these fields:\n" + need;
		alert(need);
		return false;
	}
	else 
		return true;
}

function checkform_buyers(form)
{
	need = "";

	if (form.firstname.value.length == 0)
		need += "\n     -  First Name";

	if (form.lastname.value.length == 0)
		need += "\n     -  Last Name";

	if (!email_is_valid(form.email.value))
		need += "\n     -  E-mail";

	if (form.phone.value.length < 10)
		need += "\n     -  Phone (with area code)";

	if (need != "")
	{
		need = "Please complete these fields:\n" + need;
		alert(need);
		return false;
	}
	else 
		return true;
}

-->