var w = window;

function supportWin(url,status){
if((w == window)||(w.closed == true)){
	w=window.open(url,'window',status);
}
else{
	w.location.href = url;
}
w.focus();
}

function CloseWin(){
if((w != window)&&(w.closed == false)){
	w.close();
}
}