function valid(){
a = document.frm;
if(a.fname.value==""){
alert("Please enter your First Name");
a.fname.focus();
a.fname.select();
return false;
}
if(a.email.value==""){
alert("Please enter your Email");
a.email.focus();
a.email.select();
return false;
}
else
{
	var emailfilter=/^\w+[\+\.\w-]*@([\w-]+\.)*\w+[\w-]*\.([a-z]{2,4}|\d+)$/i
	var returnval=emailfilter.test(document.frm.email.value)
	if (returnval==false){
		alert("Please enter a valid email address.")
		document.frm.email.select()
		return false;
}
}
if(a.enquiry.value==""){
alert("Please enter your Enquiry");
a.enquiry.focus();
a.enquiry.select();
return false;
}

return;
}