/* New Window Script */

var LvlWin = null;

function Lvl_openWin(u,n,w,h,l,t,c,f) { //v2.2 4LevelWebs
  var x=((screen.width-w)/2);if(c==1){l=x;t=(screen.height-h)/2;}if(c==2){l=x}
	f+=',top='+t+',left='+l;LvlWin=window.open(u,n,f);LvlWin.focus();
}

/* CSS DOM Rollover script */

function setClass(objectID,newClass) {
var dom = findDOM(objectID,0);
dom.className = newClass;
}

/* CSS Toggle Visability script */

function toggle( targetId ){
  if (document.getElementById){
  		target = document.getElementById( targetId );
  			if (target.style.display == "none"){
  				target.style.display = "";
  			} else {
  				target.style.display = "none";
  			}
  	}
}

/* Bookmark Script */


function bookmark(url, description)
{
netscape="Press CTRL+D to add this site to your bookmarks."

if (navigator.appName=='Microsoft Internet Explorer')
{
window.external.AddFavorite(url, description);
}
else if (navigator.appName=='Netscape')
{
alert(netscape);
}
}


/* Cross Browser Print Page Script */


function myprint() {
    if (document.all) {
        if (navigator.appVersion.indexOf("5.0") == -1) {
            var OLECMDID_PRINT = 6;
            var OLECMDEXECOPT_DONTPROMPTUSER = 2;
            var OLECMDEXECOPT_PROMPTUSER = 1;
            var WebBrowser = "<OBJECT ID=\"WebBrowser1\" WIDTH=0 HEIGHT=0 CLASSID=\"CLSID:8856F961-340A-11D0-A96B-00C04FD705A2\"></OBJECT>";
            document.body.insertAdjacentHTML("beforeEnd", WebBrowser);
            WebBrowser1.ExecWB(6, 2);
            WebBrowser1.outerHTML = "";
        } else {
            self.print();
        }
    } else {
        self.print();
    }
}

/* encode Email script */

var domain = "sbc.ac.uk";

function hideEmail(firstname,secondname) 
{
   document.write("<strong>Email:</strong> <a href=\"mailto");
   document.write(":" + firstname + "." + secondname + "@");
   document.write(domain + "\" title=\"Email "+ firstname + " " + secondname+"\">" + firstname + "." + secondname + "@" + domain + "<\/a>");
}
function hideEmailNotSBC(name,otherDomain) 
{
   document.write("<strong>Email:</strong> <a href=\"mailto");
   document.write(":" + name + "@");
   document.write(otherDomain + "\" title=\"Email "+ name+"\">" + name + "@" + otherDomain + "<\/a>");
}
function noEmail() 
{
   document.write("<a href=\"mailto");
   document.write(":" + name + "@");
   document.write(domain + "\" title=\"Email Us\">" + "contact us" + "<\/a>");
}
function nameEmail(firstname,secondname) 
{
   document.write("<a href=\"mailto");
   document.write(":" + firstname + "." + secondname + "@");
   document.write(domain + "\" title=\"Email "+ firstname + " " + secondname+"\">" + firstname + " " + secondname + "<\/a>");
}

/* MM RollOver Script */

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 askLibrarian() {
	var objChk=window.open('content/learning_zone/library/ask_form.php', 'librarian', 'toolbar=no, directories=no, location=no, status=no, menubar=no, resizable=no, scrollbars=no, width=400, height=420'); 
	if (window.focus) {objChk.focus()}
}
function askTechnician() {
	var objChk=window.open('content/learning_zone/computers/ask_form.php', 'technician', 'toolbar=no, directories=no, location=no, status=no, menubar=no, resizable=no, scrollbars=no, width=400, height=420'); 
	if (window.focus) {objChk.focus()}
}
function askComment() {
	var objChk=window.open('includes/comments_form.php', 'comments', 'toolbar=no, directories=no, location=no, status=no, menubar=no, resizable=no, scrollbars=no, width=400, height=490'); 
	if (window.focus) {objChk.focus()}
}
function changeAddress() {
	var objChk=window.open('content/learning_zone/library/address_form.php', 'address', 'toolbar=no, directories=no, location=no, status=no, menubar=no, resizable=no, scrollbars=no, width=400, height=510'); 
	if (window.focus) {objChk.focus()}
}

function CheckAndSubmit(job)
 {
        if (job.Name.value == "")
        {
                alert("Please enter your Name.");
                job.Title.focus();
                return; 
        }

        if (job.Company.value == "")
        {
                alert("Please enter the name of your institution.");
                job.Tel.focus();
                return;
        }
        else if(job.YourEmail.value == "" || job.YourEmail.value.indexOf('@',0) == -1)
        {
                alert('Not a valid email address.');
                job.YourEmail.focus();
                return;
        }       
        else
        job.submit();
 }