// JavaScript Document
var	cnt = 0
var msg = ""
//___________________________________________________________________________
function movechain(time){
//if (window.event.srcElement == "[object]") {return }
parent.topFrame.document.images['chain'].src='images/chain_2.gif'
var t=setTimeout("stopchain()",time)
//setmsg('test')
}
//___________________________________________________________________________
function stopchain(){
parent.topFrame.document.images['chain'].src='images/chain_1.gif'
//setmsg('')
}
//___________________________________________________________________________
function	setmsg(inmsg) {
//alert('im here')
var x=parent.topFrame.document.getElementById('ctable').rows[3].cells
x[0].innerText=inmsg
//var x=parent.topFrame.document.getElementById('headtable').rows[2].cells
//x[0].innerText=""
var x=parent.topFrame.document.getElementById('headtable').rows[2].cells
x[0].innerHTML="<a href='admin/main.php' target='_top'>Teacher Home</a>"
}
//____________________________________________________________________________
function	scrmsg(inmsg) {
//alert("imhere")
cnt++; lcnt = 0; msg = inmsg;
if (cnt == 4) { cnt = 0; }
while (lcnt < cnt) {msg = (msg + "."); lcnt++; }
setmsg(msg); msg = inmsg
var tx=setTimeout("scrmsg(msg)",1000)
}
//____________________________________________________________________________
function	stopmsg() {
clearTimeout(tx); setmsg("")
}
//____________________________________________________________________________
function	setlogtime() {
//alert('?')
//var d2 = new Date()
//window.top.d1 = d2
}
//_________________________________________________________________________
function reload(){
//parent.document.reload()
parent.window.location.reload()
}
//___________________________________________________________________________
function goback(x){
window.history.go(x)
}
//_____________________________________________________________________________
function	guest() {
alert("You can not make changes to the site when logged in as a guest.")
reload()
}
//______________________________________________________________________________
function setwidth(element,width) { //v2.0
document.getElementById(element).style.width=width
//window.resizeTo(500,300)
//window.moveTo(200,200)
//window.status=no
//window.menubar=0
//window.toolbar="no" 

//window.dialogHeight="100"
}
//___________________________________________________________________________
function is_url($url) { 

    if (!preg_match('#^http\\:\\/\\/[a-z0-9\-]+\.([a-z0-9\-]+\.)?[a-z]+#i', $url)) { return false; } 
	else {return true; } 
} 
//___________________________________________________________________________
function doerr(msg,url,l) {
//alert('error')
return(true)
}//___________________________________________________________________________

function getCookie(c_name)
{
if (document.cookie.length>0)
  {
  c_start=document.cookie.indexOf(c_name + "=")
  if (c_start!=-1)
    { 
    c_start=c_start + c_name.length+1 
    c_end=document.cookie.indexOf(";",c_start)
    if (c_end==-1) c_end=document.cookie.length
    return unescape(document.cookie.substring(c_start,c_end))
    } 
  }
return null
}
//______________________________________________________________________________
function ask(text) {
var name=confirm(text)
return(name)
}
//______________________________________________________________________________
function showmsg(text) {
alert(text)
}
//___________________________________________________________________________
function unhide(element) {
//element.style.visibility = "visible"
element.style.display = ""
}
//___________________________________________________________________________
function hide(element) {
//element.style.visibility = "hidden"
element.style.display = "none"
}
function handleErr(msg,url,l)
{
txt="There was an error on this page.\n\n"
txt+="Error: " + msg + "\n"
txt+="URL: " + url + "\n"
txt+="Line: " + l + "\n\n"
txt+="Click OK to continue.\n\n"
alert(txt)
return true
}

//-->