function tag(message){
			window.status=message;
			return true;
		}

		function emailCheck (emailStr) {
			var emailPat=/^(.+)@(.+)$/
			var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
			var validChars="\[^\\s" + specialChars + "\]"
			var quotedUser="(\"[^\"]*\")"
			var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
			var atom=validChars + '+'
			var word="(" + atom + "|" + quotedUser + ")"
			var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
			var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
			
			var matchArray=emailStr.match(emailPat)
			if (matchArray==null) {
				alert("Email address seems incorrect (check @ and .'s)")
				return false
			}
			var user=matchArray[1]
			var domain=matchArray[2]
			
			if (user.match(userPat)==null) {
			    alert("The username doesn't seem to be valid.")
			    return false
			}
			
			var IPArray=domain.match(ipDomainPat)
			if (IPArray!=null) {
				  for (var i=1;i<=4;i++) {
				    if (IPArray[i]>255) {
				        alert("Destination IP address is invalid!")
					return false
				    }
			    }
			    return true
			}
			
			var domainArray=domain.match(domainPat)
			if (domainArray==null) {
				alert("The domain name doesn't seem to be valid.")
			    return false
			}
	
			var atomPat=new RegExp(atom,"g")
			var domArr=domain.match(atomPat)
			var len=domArr.length
			if (domArr[domArr.length-1].length<2 || 
			    domArr[domArr.length-1].length>3) {
			   alert("The address must end in a three-letter domain, or two letter country.")
			   return false
			}
			
			if (len<2) {
			   var errStr="This address is missing a hostname!"
			   alert(errStr)
			   return false
			}
			
			return true;
		}

		function onKeyPress () {
			var keycode;
			if (window.event) 
				keycode = window.event.keyCode;
			else 
				if (e) 
					keycode = e.which;
				else 
					return true;
			if (keycode == 13) {
				loginNow();
				return false
			}
			return true 
		}
		document.onkeypress = onKeyPress;