var dffSvLibrary = new Object();
var dffSvInitialize = new Object();

dffSvInitialize = {
    init: function() {
	var closeFlag = dffSvLibrary.readCookie();
	if (closeFlag == 1) { 
	    dffSvLibrary.close(); }
    }
}
//exec once
if (window.addEventListener) {
    window.addEventListener("load", dffSvInitialize.init, false);
} else if (window.attachEvent) {
    window.attachEvent("onload", dffSvInitialize.init);
} else {
    window.onload = dffSvInitialize.init;
}

dffSvLibrary = {
    cookieName : 'dffSvCloseWindow',
    tName : 'svdiv',
    expireDay : 1,
    close: function() {
	tMenu = document.getElementById(this.tName).style;
	if(tMenu.display =='block') tMenu.display ="none";
	else tMenu.display = "none";
	this.createCookie(this.cookieName, 1, this.expireDay);
    },
    createCookie: function(name, value, days) {
	var expires = '';
	if (days) {
	    var date = new Date();
	    date.setTime(date.getTime() + (days*24*60*60*1000));
	    expires = '; expires=' + date.toGMTString();
	}
	document.cookie = name + '=' + value + expires + '; path=/';
    },
    readCookie: function() {
	name = this.cookieName + '=';
	var ca = document.cookie.split('; ');
	for (var i = 0, cv; cv = ca[i]; i++) {
	    if (cv.indexOf(name) == 0) {
		return cv.substring(name.length, cv.length);
	    }
	}
	return null;
    }
}