thismenuitem=-1;
oldmenuitem=-1;

function changelayout(L) {
layout=L;
setCookie();

if(sitemap==1) location.href=thisurl+"?sitemap=1";
else if(accessibility==1) location.href=thisurl+"?accessibility=1";
else location.href=thisurl+"?sec="+sec+"&tp="+tp+"&layout="+layout+"&ts="+ts;
}

function loadpage() {
//location.href=thisurl;
//alert(linkurl)
location.href=linkurl;
}

function setmenuitem(s) {
thismenuitem=s;
if(oldmenuitem==thismenuitem) clearTimeout(the_timeout);

if(oldmenuitem>-1 && thismenuitem!=oldmenuitem) hideitem();
eval('document.getElementById("topmenu'+thismenuitem+'").style.backgroundColor="#E7EEFD"');
eval('document.getElementById("sub'+thismenuitem+'").style.visibility="visible"');
}

function unsetmenuitem() {
oldmenuitem=thismenuitem;
thismenuitem=-1;
the_timeout=setTimeout("closemenu()",800);
}

function closemenu() {
if(thismenuitem==-1) hideitem();
}

function hideitem() {
eval('document.getElementById("topmenu'+oldmenuitem+'").style.backgroundColor="#FFEBCC"');
eval('document.getElementById("sub'+oldmenuitem+'").style.visibility="hidden"');
}

function page_link(thissec,thisp,thissh) {
if(thissec==pend) {
alert("That page is currently unavailable.");
return;
}
sec=thissec;
tp=thisp;
ts=thissh;
location.href=thisurl+"?sec="+sec+"&tp="+tp+"&layout="+layout+"&ts="+ts;
}

function change_page(thissec,thisp) {
sec=thissec;
tp=thisp;
thissheet=1;
location.href=thisurl+"?sec="+sec+"&tp="+tp+"&layout="+layout+"&ts=1";
}


function setCookie() {
cookie_data=layout;
today=new Date()
expire=new Date()
expire.setTime(today.getTime() + 1000*60*60*24*365)
document.cookie="ITNetwork="+escape(cookie_data)+((expire==null)?"":(";expires="+expire.toGMTString()));
}

function loadsearch(){
v=document.searchform.searchstring.value;
if(v=="search for...") v="";
v=v.replace(/\./g,"");
document.searchform.searchstring.value=v;

if(v.length<3) {
alert("A query must have more than 2 characters.");
return;
}

var iCount,iDataLen;
var strCompare;
var bFlag = true;
strCompare = "ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz0123456789";
iDataLen = v.length;
if (iDataLen >0) {
for (iCount=0; iCount<iDataLen; iCount++) {
var cData = v.charAt(iCount);
if (strCompare.indexOf(cData)<0) {
alert("Only letters, numerals and spaces are allowed");
return false;
}
}
// OK
}
else {
return false;
}

newpage='search2.php?search_term='+v;
winwidth=440;
winheight=420;
s_window=window.open(newpage,"search","status=no,resizable=yes,toolbar=no,menubar=yes,scrollbars=yes,screenX=0,screenY=0,left=0,top=0,width="+winwidth+",height="+winheight);
}

function mailform(e,a){
email=e;
author=a;
newpage='mail_form.htm';
winwidth=440;
winheight=420;
v_window=window.open(newpage,"enquiry","status=no,resizable=yes,toolbar=no,menubar=yes,scrollbars=yes,screenX=0,screenY=0,left=0,top=0,width="+winwidth+",height="+winheight);
}

function feedbackform(){
newpage='feedback_form.htm';
winwidth=440;
winheight=420;
f_window=window.open(newpage,"feedback","status=no,resizable=yes,toolbar=no,menubar=yes,scrollbars=yes,screenX=0,screenY=0,left=0,top=0,width="+winwidth+",height="+winheight);
}

function printpage() {
u=fullurl.split(".");
if(u[1]=="php") printfile=fullurl+'?print=1';
else printfile=fullurl+'&print=1';
winwidth=500;
winheight=500;
p_window=window.open(printfile,"print","status=no,resizable=yes,toolbar=no,menubar=yes,scrollbars=yes,screenX=0,screenY=0,left=0,top=0,width="+winwidth+",height="+winheight);
}

nav_window=null;

function loadnav(){
newpage='navigation.php';
winwidth=240;
winheight=420;
nav_window=window.open(newpage,"navpane","status=no,resizable=yes,toolbar=no,menubar=yes,scrollbars=yes,screenX=0,screenY=0,left=0,top=0,width="+winwidth+",height="+winheight);
}

function buttonhover(button) {
button.style.color="#EDF2FD";
button.style.background="#477CEC";
}
function buttonunhover(button) {
button.style.color="#477CEC";
button.style.background="#EDF2FD";
}