function identify()
{
  nameshort=navigator.appName.substring(0,5);
  version=navigator.appVersion.substring(0,1);

  if((nameshort=="Micro")&&(version>=4))
  {
     return 1;
  }

  if((nameshort=="Netsc")&&(version>=3))
  {
     return 1;
  }
  return 0;
}


function winshtml(title,url,w,h,s)
{
  win=window.open(url,title,"width="+w+",height="+h+",resizable=no,scrollbars="+s+",status=no");
}
var position=0;

function check_search_form() {
	if (document.search_form.class_obj.options[document.search_form.class_obj.selectedIndex].value == 0) {
		alert ("Select class of objects");
		return false;
	}
	if (document.search_form.search_str.value == "") {
		alert ("Enter string for search");
		return false;
	}
return true;
}