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Posted by Neil Monk on 11/23/55 11:40
"Jonathan N. Little" <lws4art@centralva.net> wrote in message
news:43fb3119$0$25075$cb0e7fc6@news.centralva.net...
> firstcustomer@gmail.com wrote:
>> Further to my earlier post, I've found something that does partly what
>> I'm doing, but there are two issues:
>
>
> The reason you did not get a satifactory response is that most feel that
> what your are attempting is a 'bad idea'. But in the matter of JavaScript
> (which must be enabled for the form to work, the other bad idea) you have
> some obvious errors which I will show to you, educational and all.
>>
>> 1) There is an error in the script. Being a Javascript newbie, I've no
>> idea what the problem is.
>>
>> 2) I don't know how to re-program the script so that it opens up a url
>> depending on the choices made.
>>
>> Here is the code (thanks Google!), I'd appreciate any help the you can
>> give.
>>
>>
>>
>> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">
>
> Ugh, please look up doctype. This is ancient.
>> <HTML>
>> <HEAD>
>> <TITLE>Dynamic Dropdown Boxes</TITLE>
>> <META NAME="Generator" CONTENT="TextPad 3.0">
>> <META NAME="Author" CONTENT="Heidi Housten">
>> </HEAD>
>>
>>
>> <style>
>> body,table,td {font-family:verdana; font-size:9pt}
>> select {width:130;font-family:verdana}
>> pre { font-size:9pt }
>> </style>
>>
>>
>>
>>
>
> Next although ending JavaScript statements with a ';' is optional I
> recommend it because is prevents errors when a single statement spans more
> than on line. Also your can gang more than one statement on a single line:
> var aOpt=new Array; var oMine=new Object;
>
>>
>> <script language=javascript>
>> <!--
>> mainOpt = new Array()
>> subOpt = new Array()
>> mainOpt[0] = "How to relax"
>> subOpt [0] = new Array("","","")
>> mainOpt[1] = "Hot Spots"
>> subOpt [1] = new Array("Pick a Hot Spot","Mojave","Mars","Death
>> Valley","Mt. St. Helens")
>> mainOpt[2] = "Festivals"
>> subOpt [2] = new Array("Which One?","Mardi Gras","Cinco de
>> Mayo","Midsummer","Kite Festival")
>> mainOpt[3] = "Good Books"
>> subOpt [3] = new Array("Which Book?","N is for Noose","Four to
>> Score","A Grave Talent","Six of One")
>> mainOpt[4] = "Holidays"
>> subOpt [4] = new Array("Choose
>> Holiday","Cruises","Safaris","Ballooning","Adventures")
>> function init()
>> {
>>
>> fillCombo(document.forms.myMenus.mainMenu,mainOpt)
>> fillCombo(document.forms.myMenus.mainBox,mainOpt)
> Incorrect here-------------------------^^------^^^
> should be:
>
> fillCombo(document.forms.myMenus.subMenu,subOpt[0]);
>
> to fill the second SELECT "subMenu" with the 1st array "subOpt[0]" upon
> initialization.
>
>
>> }
>>
>> function fillCombo(cmbBox,aryMenu)
>> {
>> cmbBox.length = 0 // Clear out the current options
>> for (menuOpt in aryMenu)
>> {
>> cmbBox.options[cmbBox.length] = new
>> Option(aryMenu[menuOpt],cmbBox.length)
>> }
>> //Show first item if it is a drop down
>> cmbBox.selectedIndex=0
>> }
>> //-->
>> </script>
>>
>> <BODY BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#FF0000" onload="init()">
>> <center>
>> <form name=myMenus>
>> <br>an example<br><br>
>> <!-- do select template for older browsers, some
>> can't change size dynamically -->
>> <select name=mainMenu
>> onchange="fillCombo(subMenu,subOpt[this.selectedIndex])">
> -------------------------^^^
> should pass the complete reference to the SELECT object:
>
> onchange="fillCombo(this.form.subMenu, subOpt[this.selectedIndex]);
>
>
>
>> <option>
>> <option>
>> <option>
>> <option>
>> <option>
>> <option>
>> </select><br><br>
>> <select name=subMenu>
>> <option>
>> <option>
>> <option>
>> <option>
>> <option>
>> <option>
>> </select>
>> <br>
>> </form>
>> </center>
>> </BODY>
>> </HTML>
>>
>
> Probably more but that is what I found on quick examination.
>
<snip>
Cheers Jonathan, I'll take a look when I get back in the office.
--
Neil
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