function PopupWindow(href, w, h, settings, offsett, offsetl) {
	offsett = (offsett) ? offsett:0;
	offsetl = (offsetl) ? offsetl:0;
	leftpos = (screen.width) ? (screen.width/2)-(w/2) : 0;
	toppos = (screen.height) ? (screen.height/2)-(h/2) : 0;
	settings = 'height='+h+',width='+w+',top='+(toppos+offsett)+',left='+(leftpos+offsetl)+','+settings;
	return window.open(href, 'popupwindow'+Math.floor(Math.random() * 10000), settings)
}
function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}
function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}
function validateComments(frm) {
        if (frm.txt_comment.value == "") {
            alert("Please enter a comment.");
            frm.txt_comment.focus();
            return_val = false;
        } else if (frm.chk_notify.checked) {
			return_val = verifyEmail(frm);
		}
		if(return_val) {
			frm.btn_submit_comments.style.visibility = "hidden";
			invi(0, "hidden_text");
		}
		return return_val;
}
function verifyEmail(frm) {
	if (frm.txt_email.value == "") {
		alert("Please either enter a valid email address where you can be notified or uncheck the notify box.");
		frm.txt_email.focus();
		return false;
	}
	return true;
}
function getObj(name) {
  if (document.getElementById) {
  	this.obj = document.getElementById(name);
	this.style = document.getElementById(name).style;
  }
  else if (document.all) {
	this.obj = document.all[name];
	this.style = document.all[name].style;
  }
  else if (document.layers) {
   	this.obj = document.layers[name];
   	this.style = document.layers[name];
  }
}
function invi(flag, name) {
	var x = new getObj(name);
	x.style.visibility = (flag) ? 'hidden' : 'visible'
}
function verifyDelete() {
	var answer;
	answer = confirm("Do you really want to remove this item?");
	if (answer == 1)
		return true;
	return false;
}
/*
function accesskeyHL(elem) {
	var nav = document.getElementById(elem);
	var navlinks = nav.getElementsByTagName('a');
	for (var i = 0; i < navlinks.length; i++) {
		var accesskey = navlinks[i].getAttribute('accesskey');
		if (accesskey) {
			var link = navlinks[i];
			var linktext = link.childNodes[0].nodeValue;
			var keypos = linktext.indexOf(accesskey);
			var firstportion = linktext.substring(0,keypos);
			var keyportion = linktext.substring(keypos,keypos+1);
			var lastportion = linktext.substring(keypos+1,linktext.length);
			
			link.childNodes[0].nodeValue = firstportion;
			var s = document.createElement("b");
			var b = link.appendChild(s);
			var keyt = document.createTextNode(keyportion);
			b.appendChild(keyt);
			var lastt = document.createTextNode(lastportion);
			link.appendChild(lastt);
		}
	}
}
*/
window.onunload = function(e) {
	/*
  	if (document.getElementById('detail')) {
		var detail = getShowHide('detail');
		createCookie("detail", detail, 365);
	}
	if (document.getElementById('whitelist') || document.getElementById('blacklist')) {
		var title = getActiveStyleSheet();
		createCookie("style", title, 365);
	}
	*/
}