JavaScript DHTML/Event/Alt Key

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"altKey" Example

   <source lang="html4strict">

<html> <head> <script language="JavaScript"> 

   function function1() {
       var m = event.altKey;
       if (m == false) {
           alert("The Alt Key is not pressed");
           document.all.myButton.value = "Click here while pressing the Alt key";
       } else if(m == true) {
           alert("The Alt Key is pressed");
           document.all.myButton.value = "Click here"; 
       }
   }

</script> </head> <body> <input id="myButton" type="button" value="Click here" onClick="function1();"> </body> </html> 


     </source>


"altLeft" Example

   <source lang="html4strict">

<html> <head> <script language="JavaScript"> 

   function function1() {
       var m = event.altLeft;
       if (m == false) {
           alert("The Left Alt Key is not pressed");
           document.all.myButton.value = "Click here while pressing the Alt key";
       } else if(m == true) {
           alert("The Alt Key is pressed");
           document.all.myButton.value = "Click here"; 
       }
   }

</script> </head> <body> <input id="myButton" type="button" value="Click here" onClick="function1();"> </body> </html> 


     </source>
Источник — «http://wbex.ru/index.php?title=JavaScript_DHTML/Event/Alt_Key&oldid=2129»