function popup(_url, _scrollbar,_statusbar, _width, _height, _resize, winname)
{	if(_resize =='' || _resize==undefined)
	{
		_resize=0;
	}
	if(winname == undefined)
	{
		winname = "";
	}
	var strconditions = "directories=0,location=0,menubar=0,resizable="+_resize+",scrollbars="+_scrollbar+",status="+_statusbar+",titlebar=0,toolbar=0,width="+_width+",height="+_height+"";
	var popwin = window.open(_url,winname,strconditions);
	popwin.focus();
}

function hkih_popup(url,winwidth,winheight,pos_x,pos_y,isscroll,isresize,winname) 
{
 var width  = winwidth;
 var height = winheight;

//absolute position
 var left   = pos_x;
 var top    = pos_y;
 
 var params = 'width='+width+', height='+height;
 params += ', top='+top+', left='+left;
 params += ', directories=no';
 params += ', location=no';
 params += ', menubar=no';
 params += ', resizable='+isresize;
 params += ', scrollbars='+isscroll;
 params += ', status=no';
 params += ', toolbar=no';
 newwin=window.open(url,winname, params);
 if (window.focus) {newwin.focus()}
 return false;
}

function hkih_popup_center(url,winwidth,winheight,isscroll,isresize,winname) 
{
 var width  = winwidth;
 var height = winheight;

//to centre the popup window
 var left   = (screen.width  - width)/2;
 var top    = (screen.height - height)/2;
 
 var params = 'width='+width+', height='+height;
 params += ', top='+top+', left='+left;
 params += ', directories=no';
 params += ', location=no';
 params += ', menubar=no';
 params += ', resizable='+isresize;
 params += ', scrollbars='+isscroll;
 params += ', status=no';
 params += ', toolbar=no';
 newwin=window.open(url,winname, params);
 if (window.focus) {newwin.focus()}
 return false;
}

function join_hkih_activity(activityId, memberId)
{
	if(confirm("Are you sure to join this activity?"))
	{
	var strurl = "../cpd/cpd_memberenrol.php?activityId="+activityId+"&member_id="+memberId;
	popup(strurl,'no','no','600','300','no');
	}
}