// 
//	ASSORTED UTILITY FUNCTIONS
//	NetMediaOne - www.netmediaone.com
//

// =======================================================================
//    	IMAGE ROLLOVERS
// =======================================================================
function imgOn(imgName)
{
	if (document.images)
	{
		document[imgName].src = "images/" + imgName + "_on.gif";
	}
}

function imgOff(imgName)
{
	if (document.images)
	{
		document[imgName].src = "images/" + imgName + "_off.gif";
	}
}


// =======================================================================
//    	POPUP WINDOW CONTROLS
// =======================================================================
function ShowMapWindow(target)
{
	var mapWindow = window.open(target, "MapWindow", "width=480,height=480,menubar=no,resizeable=no,scrollbars=no,status=no,toolbar=no");
}
function ShowSmallPopUp(target)
{
	var popUp = window.open(target, "PopUpWindow", "width=400,height=340,menubar=no,resizeable=no,scrollbars=no,status=no,toolbar=no");
	popUp.focus();
}
function ShowLargePopUp(target)
{
	var popUp = window.open(target, "PopUpWindow", "width=640,height=480,menubar=no,resizeable=no,scrollbars=no,status=no,toolbar=no");
	popUp.focus();
}
function DisplayExample(x)
{
	var target = "popup_examples.php?exampleID=" + x
	ShowSmallPopUp(target);
}


// =======================================================================
//    	COOKIE MANAGEMENT
// =======================================================================
function GetCookie(name)
{
  var cname = name + "=";
  var dc = document.cookie;             
  if (dc.length > 0)
	{
    begin = dc.indexOf(cname);
    if (begin != -1)
		{
      begin += cname.length;
      end = dc.indexOf(";", begin);
      if (end == -1) end = dc.length;
        return unescape(dc.substring(begin, end));
    }
  }
  return null;
}

function SetCookie(name, value, expires, path, domain, secure)
{
  document.cookie = name + "=" + escape(value) + 
  ((expires == null) ? "" : "; expires=" + expires.toGMTString()) +
  ((path == null) ? "" : "; path=" + path) +
  ((domain == null) ? "" : "; domain=" + domain) +
  ((secure == null) ? "" : "; secure");
}

function DelCookie (name,path,domain)
{
  if (getCookie(name)) {
    document.cookie = name + "=" +
    ((path == null) ? "" : "; path=" + path) +
    ((domain == null) ? "" : "; domain=" + domain) +
    "; expires=Thu, 01-Jan-70 00:00:01 GMT";
  }
}