function clickhrcenter()
{
  	if(document.forms["form1"].elements["hrcenter"].value!=0)
  		document.forms["form1"].elements["hrcenter"].value=0;
	else
  		document.forms["form1"].elements["hrcenter"].value=1;
  	document.forms["form1"].elements["cur_toolbar"].value=1;
	document.forms["form1"].submit();
}