I can not make the "object" move using arrow keys ..
help needed
Thanks

PHP Code:
 <HTML> 
<HEAD> 
<TITLE></TITLE> 
<SCRIPT LANGUAGE=javascript FOR=document EVENT=onkeydown> 
if (window.event.keyCode==39)  
{ 
text1.style.posLeft= text1.style.posLeft + 20; 
} 
if (window.event.keyCode==37)  
{ 
text1.style.posLeft= text1.style.posLeft -20; 
} 
if (window.event.keyCode==38)  
{ 
text1.style.posTop= text1.style.posTop - 20; 
} 
if (window.event.keyCode==40)  
{ 
text1.style.posTop= text1.style.posTop + 20; 
} 

</SCRIPT> 
</HEAD> 
<BODY> 
<INPUT type="text" style="position:absolute;width:30;height:30;background-color:red;" name=text1 id=text1> 
</BODY> 
</HTML>