<script language="JavaScript">

function winopen(){
var targeturl="http://www.JavaScript.com"
newwin=window.open("","","scrollbars")
if (document.all){
newwin.moveTo(0,0)
newwin.resizeTo(screen.width,screen.height)
}
newwin.location=targeturl
}

</script>
  <input type="button" onClick="winopen()" value="JavaScript" name="button">