How to restrict user input in only ONE textrea out of two textarea in HTML form using javascript ?

I have 2 textareas in HTML form, area1 & area2. I want to restrict user input only in one textarea. I write a script like that: <HEAD><script type="text/javascript"> function message()
{ If(document.input.area1 != Null ) alert("input in one field only") } </script> </HEAD>
& calling it from onFocus event of textarea2. But its not working. How I could I achieve this.

Does anyone know how to keep html links when you convert a word document to an adobe pdf?

I am trying to convert a word document to a pdf but everytime I do I lose the html links. I want it to be possible to go to the website from the pdf and have seen this in other documents. I have adobe standard 6.0. Any help would be greatly appreciated!

How to display external text onto html pages?

Hello, I’m a web devleoper and I did this work before but i forgot since i havent done this for a long time. I am trying to display the text written on document or pdf onto html page. I need xml for user to upload document into text folder. How do i do that?

from where can i start learning html language ?

from where can i start learning html language ?

How to return a php variable, to a html file which can be use in html file as javascript variable?

echo "<meta http-equiv=Refresh content=0;url=login.html>";

Here i load a login.html file. Along this i want to pass a php variable contents to login.html file, so that i can use it in javascript within login.html file.

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