/*
 * textarea_auto_resize
*/

function autorsz_textarea(ev){
	(ev.target || ev.srcElement).style.height = 'auto';
	if ((ev.target || ev.srcElement).scrollHeight >= (ev.target || ev.srcElement).clientHeight)
		(ev.target || ev.srcElement).style.height = (ev.target || ev.srcElement).scrollHeight + 16 + 'px';
}