//______________________________________________________________________
// opens new window
var owin
function openwin(url,w,h,r,s) {
	if (screen.height<h) { h = (screen.height-80);}
	owin = open(url,'','toolbar=0,status=1,scrollbars='+s+',width='+w+',height='+h+',resizable='+r+',top=0,left=0');
	owin.focus();
}