function iframeHeight(i_headl){
  var agt=navigator.userAgent.toLowerCase();

	if ((agt.indexOf("msie") != -1)||(agt.indexOf("opera") != -1)){
		//ie | opera
	 	h = document.body.offsetHeight;
		//h = h - 165;
		h = h - 140;
	}
	else{
		//mozilla | netscape | firefox
		h = innerHeight;
		h = h - 140;
	}

	document.getElementById("nav").style.height = h;
  document.getElementById("cntt").style.height = h - i_headl;
	//if the "adds" col exist
	if (document.getElementById("adds")!=null){
  	document.getElementById("adds").style.height = h - i_headl;
  }

}

function print_iframe()
{
  self.frames["cntt"].focus();
  self.frames["cntt"].print();
}