i have a button whose background i want to be transperant in android
<p>i have to make a buttons background transparent , how do i go aboutit?</p>

<p>i know there is a constant transparent which i found <a href="http://developer.android.com/reference/android/R.color.html#transparent" rel="nofollow">here</a>, but i don't know how to use it.</p>

<p>thank you in advance.</p>
