function toggleMenu(id1,id2) {
	var child = document.getElementById(id2);
		if (child.style.display == 'none') {
			child.style.display = '';
			document.getElementById(id1 + '_on').style.display = '';
			document.getElementById(id1 + '_off').style.display = 'none';
		} else {
			child.style.display = 'none';
			document.getElementById(id1 + '_on').style.display = 'none';
			document.getElementById(id1 + '_off').style.display = '';
		}
}

function prepare() {
	setTimeout(setPosition,1000);
}

function setPosition() {
	var object = document.getElementById("advertisement");
	if (object==null) return;
	var width = parseInt(object.style.width);
	width += 60;
	if (window.innerWidth) {
		object.style.top = "180px";
		object.style.left = (window.innerWidth-width)/2 + "px";
	} else {
		object.style.top = "180px";
		object.style.left = (document.body.offsetWidth-width)/2 + "px";
	}
	object.style.opacity = 0;
	object.style.display = "block";
	if (navigator.appName!="Microsoft Internet Explorer") {
		//object.style.filter = "alpha(opacity=100)";
		fadeTransition("advertisement",0,100,1000);
	} else {
	
	}
}

function putAway() {
	var object = document.getElementById("advertisement");
	object.style.display = "none";
}

function report() {
	alert(".این قسمت فقط مخصوص کاربران شبکه دزایران است");
}

function fadeTransition(id, start, end, time) {
    var speed = Math.round(time / 100);
    var timer = 0;
	
    if(start > end) {
        for(i = start; i >= end; i--) {
            setTimeout("setOpacity(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    } else if(start < end) {
        for(i = start; i <= end; i++) {
            setTimeout("setOpacity(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    } 
}

function setOpacity(opacity, id) {
	var object = document.getElementById("advertisement");
	object.style.opacity = opacity / 100;
	object.style.filter = "alpha(opacity="+opacity+");";
}