// JScript File

function setCookie(idStr,str){
// if(document.cookie){
        var d = new Date();
        d.setFullYear(d.getFullYear() + 1);
        var expireDate = new Date(d);
        var cStr=idStr+"="+ str;
        cStr+="; expires="+expireDate.toGMTString(); 
        cStr+="; path=/";
        document.cookie = cStr;
//  }
}

function getCookie(idStr){
    cStr=document.cookie;
    if(cStr){
        var arr=cStr.split(";");
        for(var i=0;i<arr.length;i++){
	        var subArr=arr[i].split("=");
	        var key=subArr[0].toLowerCase();
	        if (key.indexOf(idStr.toLowerCase()) >= 0) 
		        return subArr[1];
        }
    }
    return "";
}

function clearCookie(idStr){
    if (document.cookie){
        var d = new Date();
        d.setFullYear(d.getFullYear() - 1);
        var expireDate = new Date(d);
        var cStr=idStr+"=null";
        cStr+="; expires="+expireDate.toGMTString(); 
        cStr+="; path=/";
        document.cookie = cStr;
    }
}

function pageLoad()
{
    var f1=document.autolog.elements;
    
    var un = getCookie('un');
    var rm = getCookie('rm');
    
    if(un == "" || un == "undefined"){
        f1.un.value = "";
    }else{
        f1.un.value = un;
    }
    
    if(rm == "" || rm == "undefined"){
        f1.cbx.checked = false;
    }else{
        f1.cbx.checked = true;
    }
    
    return true;
}

function rememberMe()
{
    var f1=document.autolog.elements;
    
    if(f1.cbx.checked == true){
        var username = f1.un.value;

        setCookie('un', username);
        setCookie('rm', "true");
    }else{
        clearCookie('un');
        clearCookie('rm');
    }
}

function submitBtn()
{
    var f1 = document.autolog.elements;
    
    if(f1.un.value == "" || f1.pwd.value == "")
    {
        alert("Please enter a username and password.");
        return false;
    }
    else
    {
        rememberMe();
        f1.submit();
    }
}

function changeTab(which, state)
{
    if(state == "on")
    {
        if(which == "home")
        {
            var divHome = document.getElementById("divHome");
            divHome.className = "navTabOff";
        }
        else if(which == "investigation")
        {
            var divServices = document.getElementById("divServices");
            divServices.className = "navTabOff";
        }
        else if(which == "support")
        {
            var divAbout = document.getElementById("divAbout");
            divAbout.className = "navTabOff";
        }
        else if(which == "contact")
        {
            var divContact = document.getElementById("divContact");
            divContact.className = "navTabOff";
        }
        else if(which == "fInvestigation")
        {
            var divFServices = document.getElementById("divFServices");
            divFServices.className = "footerTabOff";
        }
        else if(which == "fSupport")
        {
            var divFAbout = document.getElementById("divFAbout");
            divFAbout.className = "footerTabOff";
        }
        else if(which == "fContact")
        {
            var divFContact = document.getElementById("divFContact");
            divFContact.className = "footerTabOff";
        }
    }
    else
    {
        if(which == "home")
        {
            var divHome = document.getElementById("divHome");
            divHome.className = "navTabOn";
        }
        else if(which == "investigation")
        {
            var divServices = document.getElementById("divServices");
            divServices.className = "navTabOn";
        }
        else if(which == "support")
        {
            var divAbout = document.getElementById("divAbout");
            divAbout.className = "navTabOn";
        }
        else if(which == "contact")
        {
            var divContact = document.getElementById("divContact");
            divContact.className = "navTabOn";
        }
        else if(which == "fInvestigation")
        {
            var divFServices = document.getElementById("divFServices");
            divFServices.className = "footerTabOn";
        }
        else if(which == "fSupport")
        {
            var divFAbout = document.getElementById("divFAbout");
            divFAbout.className = "footerTabOn";
        }
        else if(which == "fContact")
        {
            var divFContact = document.getElementById("divFContact");
            divFContact.className = "footerTabOn";
        }
    }
}

function changeHomeDivs(which, state)
{
    var tab1 = document.getElementById("divHome1");
    var tab2 = document.getElementById("divHome2");
    var tab3 = document.getElementById("divHome3");
    var tab4 = document.getElementById("divHome4");
    
    var sec1 = document.getElementById("divSec1");
    var sec2 = document.getElementById("divSec2");
    var sec3 = document.getElementById("divSec3");
    var sec4 = document.getElementById("divSec4");

    if(which == "1")
    {
        tab1.className = "homeTabOn";
        tab2.className = "homeTabOff";
        tab3.className = "homeTabOff";
        tab4.className = "homeTabOff";
        
        sec1.style.display = "block";
        sec2.style.display = "none";
        sec3.style.display = "none";
        sec4.style.display = "none";
    }
    else if(which == "2")
    {
        tab2.className = "homeTabOn";
        tab1.className = "homeTabOff";
        tab3.className = "homeTabOff";
        tab4.className = "homeTabOff";
        
        sec1.style.display = "none";
        sec2.style.display = "block";
        sec3.style.display = "none";
        sec4.style.display = "none";
    }
    else if(which == "3")
    {
        tab3.className = "homeTabOn";
        tab1.className = "homeTabOff";
        tab2.className = "homeTabOff";
        tab4.className = "homeTabOff";
        
        sec1.style.display = "none";
        sec2.style.display = "none";
        sec3.style.display = "block";
        sec4.style.display = "none";
    }
    else if(which == "4")
    {
        tab4.className = "homeTabOn";
        tab1.className = "homeTabOff";
        tab2.className = "homeTabOff";
        tab3.className = "homeTabOff";
        
        sec1.style.display = "none";
        sec2.style.display = "none";
        sec3.style.display = "none";
        sec4.style.display = "block";
    }
}