<?php /* Disable the enter key 
*/ ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 
Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" 
/> <title>Confirmation Dialogue 
Boxes</title> <script type="text/javascript"> //create a function that 
accepts an input variable (which key was key pressed) function disableEnterKey(e){ //create a variable to hold 
the number of the key that was pressed      var key;     //if the users browser is 
internet explorer     if(window.event){           //store the key code (Key 
number) of the pressed key     key = window.event.keyCode;           //otherwise, it is firefox 
    } else {           //store the key code (Key 
number) of the pressed key     key = e.which;          }           //if key 13 is pressed (the 
enter key)     if(key == 13){           //do nothing     return false;           //otherwise     } else {           //continue as normal (allow 
the key press for keys other than "enter")     return true;     }       //and don't forget to close 
the function     } </script> </head> <body> <form> <!-- Here we have a form field with 
it's "onKeyPress" event set to call our JavaScript 
function --> <input type="text" name="mytext" onKeyPress="return 
disableEnterKey(event)"> </form> </body> </html> <? /* Tutorial by Marc Firth 
*/ ?>
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