function openW(mypage,myname,w,h,features) {

	if(screen.width){
		var winl = (screen.width-w)/2;
		var wint = (screen.height-h)/2;
	}else{
		winl = 0;wint =0;
	}

	if (winl < 0) winl = 0;
	if (wint < 0) wint = 0;

	var settings = 'height=' + h + ',';
	settings += 'width=' + w + ',';
	settings += 'top=' + wint + ',';
	settings += 'left=' + winl + ',';
	settings += features;

	win = window.open(mypage,myname,settings);

	//win.window.focus();

}