function ShowFeedBackForm() {
	var obj = document.getElementById("FeedBackForm");
	if(typeof(Page_ClientValidate) == 'function') {
		var isValidPage;
		try
		{
			isValidPage = Page_ClientValidate();
		}
		catch(er)
		{
		}
		if(!isValidPage) {
			return;
		}
	}
	if(obj != null) {
		scroll(0,0);
		obj.style.top = '50%';
		obj.style.left = '50%';
		obj.style.visibility = "";
	}
}

function HideShowFeedBackForm() {
	var obj = document.getElementById("FeedBackForm");
	if(obj != null) {
		obj.style.visibility = "hidden";
	}
}