function frm_check()
{
	if(document.form.Name.value == "" || document.form.Name.value == "Name")
	{
		alert("Please enter your name");
		document.form.Name.focus();
		return false;
	}
	if(document.form.Email.value == "" || document.form.Email.value == "Email")
	{
		alert("Please enter your email address");
		document.form.Email.focus();
		return false;
	}
	if(!emailInvalid(document.form.Email.value))
	{	
		alert("Please enter a valid email address");
		document.form.Email.focus();
		return false;
	}
	if(document.form.Phone.value == "" || document.form.Phone.value == "Phone")
	{
		alert("Please enter your phone number");
		document.form.Phone.focus();
		return false;
	}
	
	
}
function emailInvalid(s)
{
	if(!(s.match(/^[\w]+([_|\.-][\w]{1,})*@[\w]{2,}([_|\.-][\w]{1,})*\.([a-z]{2,4})$/i) ))
    {
		return false;
	}
	else
	{
		return true;
	}
}