function chk_frm()
				{
				if(form1.name.value=="")
					{
					alert("Contact name is a compulsory field");
					form1.name.focus();
					return false;
					}
			
					if(form1.email.value=="")
					{
					alert("Email Address is a compulsory field.");
					form1.email.focus();
					return false;						
					}

			if(form1.arrival.value=="")
					{
					alert("Arrival Date is a compulsory field");
					form1.arrival.focus();
					return false;
					}
					
					if(form1.departure.value=="")
					{
					alert("Departure Date is a compulsory field");
					form1.departure.focus();
					return false;
					}

				}