function submitcheck() {

//Check for a name
if (document.booking.name.value=="") { 
		 alert("Please enter your name");
		 document.booking.name.focus();
		 return false;
}

//Check for a tel
if (document.booking.tel.value=="") { 
		 alert("Please enter your tel number");
		 document.booking.tel.focus();
		 return false;
}

return true;
}