function win_open(filename,w_name,width,height,status,scroll,mnbar) {

	if(!status) status='no';
	if(!scroll) scroll='no';
	if(!mnbar) mnbar='no';

	if(!width || !height) { alert('XY is Null.... Error...'); return; }

	//alert('filename='+filename+' w_name='+w_name+' width='+width+' height='+height+' status='+status+' scroll='+scroll+' mnbar='+mnbar);

	focus_window = window.open(filename,w_name,'width='+width+',height='+height+',history=yes,resizable=no,status='+status+',scrollbars='+scroll+',menubar='+mnbar);
    //window.focus_window.focus();
}

function win_open2(filename,qrystring,w_name,width,height,status,scroll,mnbar) {

	if(!status) status='no';
	if(!scroll) scroll='no';
	if(!mnbar) mnbar='no';

	if(!width || !height) { alert('XY is Null.... Error...'); return; }

	if(qrystring) {
		filename += encodeURIComponent(qrystring);
	}

	focus_window = window.open(filename,w_name,'width='+width+',height='+height+',history=yes,resizable=no,status='+status+',scrollbars='+scroll+',menubar='+mnbar);
}