function loginReq(){
    alert("Please login to access this item");
  }

function setIframeHeight(inIframeName)
{

  try{
  var ifheight=document.getElementById(inIframeName).contentWindow.document.body.scrollHeight;
  document.getElementById(inIframeName).height=ifheight;
  }
  catch(e){}
}

function checkAndSubmit(form){

	if (form.searchText.value==""){alert("search text cannot be empty"); return false;}
	else{form.submit();}

}

function doConfirm(){
	return confirm("This action is irreversible - do you wish to continue?")
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function checkTheme(){
var prefTheme = readCookie("cnpreftheme");
var obj = document.getElementById("entryLink");
	if (prefTheme != ""){
		obj.href="pages/?theme="+prefTheme;
	}
	else{
		writeCookie("cnpreftheme", "standard");
		obj.href="pages/?theme=standard";
	}
}

function writeCookie(name, inVal)
{
var expire;

  expire = new Date((new Date()).getTime() + 2160 * 3600000);
  expire = "; expires=" + expire.toGMTString();
  document.cookie = name + "=" + escape(inVal) + "; path=''; domain=127.0.0.1" + expire;
}

function writeCookieFull(name, value)
{
    var argv = writeCookie.arguments;
    var argc = writeCookie.arguments.length;
    var expires = (argc > 2) ? argv[2] : null;
    var path = (argc > 3) ? argv[3] : null;
    var domain = (argc > 4) ? argv[4] : null;
    document.cookie = name + "=" + escape (value) +
    ((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
    ((path == null) ? "/castellNeath2" : ("; path=" + path)) +
    ((domain == null) ? "; domain=localhost" : ("; domain=" + domain));
}


// Example:
// alert( readCookie("myCookie") );
function readCookie(name)
{
  var cookieValue = "";
  var search = name + "=";
  if(document.cookie.length > 0)
  { 
    offset = document.cookie.indexOf(search);
    if (offset != -1)
    { 
      offset += search.length;
      end = document.cookie.indexOf(";", offset);
      if (end == -1) end = document.cookie.length;
      cookieValue = unescape(document.cookie.substring(offset, end))
    }
  }
  return cookieValue;
}