How do you style file input elements?

[kiruthika]

function changeInputs()

{

var els = document.getElementsByTagName('input');

var elsLen = els.length;

var i = 0;

for ( i=0;i<elsLen;i++ )

{

if ( els[i].getAttribute('type') )

{

if ( els[i].getAttribute('type') == "text" )

els[i].className = 'text';

else

els[i].className = 'button';

}

}

}

This a program by which you can style your file elements.