function checkValid()
{
	obj = document.frmcontact;
	if(Trim(obj.vName.value)=="")
	{
		alert("Please Enter Name");
		obj.vName.focus();
		return false;
	}
	if(Trim(obj.vEmail.value)=="")
	{
		alert("Please Enter Email");
		obj.vEmail.focus();
		return false;
	}
	else
	{
		if(!isValidEmail(Trim(obj.vEmail.value)))
		{
			obj.vEmail.focus();
			return false;
		}
	}
	if(Trim(obj.vSubject.value)=="")
	{
		alert("Please Enter Subject");
		obj.vSubject.focus();
		return false;
	}
	if(Trim(obj.tMessage.value)=="")
	{
		alert("Please Enter Message");
		obj.tMessage.focus();
		return false;
	}
}