var DFV_Popup = {
    mywin : false,
    open: function (opts) {
	var p1  = opts.p1 || '';
	var p2  = opts.p2 || '';
	var show  = opts.show || 'showpics.php';
	var name = opts.name || 'DFV_Popup';
	var args = [["width",500], ["height",700], ["resizable", "yes"], ["scrollbars", "yes"]];
	var oargs = [];
	for (var i = 0; i < args.length; i++) {
	    oargs.push(args[i][0] + "=" + (opts[args[i][0]] || args[i][1]));
	}
	oargs = oargs.join(",");
	this.mywin = window.open(show + '?p1=' + p1 + '&p2=' + p2, name, oargs);
	this.mywin.focus();
	return false;
    }
}