var testresults
function validate(form)
{

	var counter=0;
	var msg="Please fill in the following fields :\n\n";
		
	if(form.first_name.value == "")
	{
		counter=1;
		msg=msg + "    Your First Name" + "\n";
	}
	
	if(form.last_name.value == "")
	{
		counter=1;
		msg=msg + "    Your Last Name" + "\n";
	}

	
	if(form.email.value == "") 
	{
		counter=1;
		msg=msg + "    Email" + "\n";
	}
	


	if(counter==1)
	{
		alert(msg);
		return false;
	}


	else
	{
		return checkemail(form);
	}

}


function checkemail(form)
{
	var str=form.email.value
	var filter=/^.+@.+\..{2,3}$/
	
	if (filter.test(str))
	{
		testresults=true
	}
	
	else
	{
		alert("Please input a valid email address!")
		testresults=false
	}
	
	return (testresults)
}