function emailInvalid(s)
{
	if(!(s.match(/^[\w]+([_|\.-][\w]{1,})*@[\w]{1,}([_|-|\.-][\w]{1,})*\.([a-z]{2,4})$/i)) )
    {
		return false;
	}
	else
	{
		return true;
	}
}


function buysellvalid()
{
	if(document.frmbuysell.buysellname.value=='')
	{
		alert("Please Enter name");
		document.frmbuysell.buysellname.focus();
		return false;
	}
	if(document.frmbuysell.buysellemail.value=='')
	{
		alert("Please enter email");
		document.frmbuysell.buysellemail.focus();
		return false;
	}
	if(!emailInvalid(document.frmbuysell.buysellemail.value))
	{	
		alert("Please enter valid email address");
		document.frmbuysell.buysellemail.focus();
		return false;
	}
	if(isNaN(document.frmbuysell.buysellzipc.value))
	{
		alert("Please enter numeric value in zip");
		document.frmbuysell.buysellzipc.focus();
		return false;
	}
	document.getElementById('subval').value=1;
	document.frmbuysell.submit();
	return true;
}
function contactfrmvalid()
{
	if(document.frmcontact.contactname.value=='')
	{
		alert("Please Enter name");
		document.frmcontact.contactname.focus();
		return false;
	}
	if(document.frmcontact.contactemail.value=='')
	{
		alert("Please enter email");
		document.frmcontact.contactemail.focus();
		return false;
	}
	if(document.frmcontact.contactemail.value!='')
	{
		if(!emailInvalid(document.frmcontact.contactemail.value))
		{	
			alert("Please enter valid email address");
			document.frmcontact.contactemail.focus();
			return false;
		}
	}
	document.getElementById('subval1').value=1;
	document.frmcontact.submit();
	return true;
	
}