// JavaScript Document

function hideDiv() { 
	if (document.getElementById) { // DOM3 = IE5, NS6 
		document.getElementById('hideshow').style.visibility = 'hidden'; 
	} 
	else { 
		if (document.layers) { // Netscape 4 
			document.hideshow.visibility = 'hidden'; 
		} 
		else { // IE 4 
			document.all.hideshow.style.visibility = 'hidden'; 
		} 
	}
	
	if (window.location.search.length > 1) {
		window.location = "http://www.liquorguide.com.au/index.asp";
	}
}

function showDiv() { 
if (document.getElementById) { // DOM3 = IE5, NS6 
document.getElementById('hideshow').style.visibility = 'visible'; 
	 } 
else { 
	if (document.layers) { // Netscape 4 
		document.hideshow.visibility = 'visible'; 
	} 
else { // IE 4 
	document.all.hideshow.style.visibility = 'visible'; 
	} 
  } 
} 

function clickIt() {
   //hideDiv();
   
   var elem = (document.getElementById) ? document.getElementById("frmPwd") : ((document.all) ? document.all["frmPwd"] : null);
   
   if (!isEmail(elem.txtEmail.value)) { 
    	alert( "Please enter a valid email address." );
   		elem.txtEmail.focus();
		elem.txtEmail.select();
    	return false ;
  		}
	else 
   		elem.submit();
}


function clickItNews() {
   //hideDiv();
   
   var elem = (document.getElementById) ? document.getElementById("frmNewsLet") : ((document.all) ? document.all["frmNewsLet"] : null);
   
   if (!isEmail(elem.txtEmail.value)) { 
    	alert( "Please enter a valid email address." );
   		elem.txtEmail.focus();
		elem.txtEmail.select();
    	return false ;
  		}
	else 
   		elem.submit();
}

function isEmail (s)
{   if (isEmpty(s))
    // is s whitespace?
    if (isWhitespace(s)) return false;
    // there must be >= 1 character before @, so we
    // start looking at character position 1
    // (i.e. second character)
    var i = 1;
    var sLength = s.length;
    // look for @
    while ((i < sLength) && (s.charAt(i) != "@"))
    { i++
    }
    if ((i >= sLength) || (s.charAt(i) != "@")) return false;
    else i += 2;
    // look for .
    while ((i < sLength) && (s.charAt(i) != "."))
    { i++
    }
    // there must be at least one character after the .
    if ((i >= sLength - 1) || (s.charAt(i) != ".")) return false;
    else return true;
}

function isWhitespace (s)
{   var i;
    // Is s empty?
    if (isEmpty(s)) return true;
    // Search through string's characters one by one
    // until we find a non-whitespace character.
    // When we do, return false; if we don't, return true.
    for (i = 0; i < s.length; i++)
    {
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (whitespace.indexOf(c) == -1) return false;
    }
    // All characters are whitespace.
    return true;
}

function isEmpty(s)
{
   return ((s == null) || (s.length == 0));
}
// Returns true if string s is empty or
// whitespace characters only.