function xopen( xurl, xw, xh ) {
	if( xw == null )
		xw = 450;
	if( xh == null )
		xh = 350;
	modalwindow = window.open(xurl, "", "width="+xw+",height="+xh+",scrollbars=yes");
  modalwindow.focus();	
}

function submitenter(myfield,e, formname) {
	var keycode;
	if (window.event) keycode = window.event.keyCode;
	else if (e) keycode = e.which;
	else return true;
	
	if (keycode == 13) {
	   document.getElementById(formname).submit();
	   return false;
	} else {
   return true;
  }
}