// Javascript functions for Displaying Day and Date
// ________________________________________________

function isodatetime() 

{
var today = new Date();
var date1 = new Date();

var weekday=today.getDay()
var dayarray=new Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday")

var year  = today.getYear();
if (year < 2000)   
year = year + 1900; 
var month = today.getMonth() + 1;
var day  = today.getDate();

if (month <= 9) month = "0" + month;
if (day <= 9) day = "0" + day;

time =dayarray[weekday] + ", " + month + "-" + day + "-" + year ;
}


// Javascript functions for Mouse over
// ___________________________________

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) { //v4.0
  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 && document.getElementById) x=document.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];}
}


// Javascript functions for Getting Screen Resolution
// __________________________________________________


function screensize()
{
   ScrnSize = "UnCommon"

  if (navigator.appVersion.indexOf("4.") != -1 && 
      navigator.appName.indexOf("Explorer") != -1) 
    {
     ScrnSize = screen.width + "x" + screen.height;
    }
  
  if (navigator.appVersion.indexOf("4.") != -1 && 
      navigator.appName.indexOf("Netscape") != -1) 
  {
     return ScrnSize = screen.width + "x" + (screen.height + 19); //Netscape sees 19 pixels less on Height
  }
  
}

// Javascript functions for Opening URL from SELECT Menu
// _____________________________________________________


function MM_jumpMenu(targ,selObj,restore)

{ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

// Javascript functions for Day and Night change of Header Images
// ______________________________________________________________

var phases;

    currentTime = new Date();

    if (currentTime.getHours() < 7)
				phases = "<img src='http://www.norfolk.gov/norfolk/images/top_head/NiteTop.gif' border=0>";

    else if (currentTime.getHours() < 19)
				phases = "<img src='http://www.norfolk.gov/norfolk/images/top_head/DayTop.gif' border=0>";

    else
				phases = "<img src='http://www.norfolk.gov/norfolk/images/top_head/NiteTop.gif' border=0>";


//For Expand/Collapse Menu on Left Navigation Bar
img1=new Image()
img1.src="http://www.norfolk.gov/norfolk/images_secondary/minus.gif"
img2=new Image()
img2.src="http://www.norfolk.gov/norfolk/images_secondary/plus.gif"
ns6_index=0

function change(e){

if(!document.all&&!document.getElementById)
return

if (!document.all&&document.getElementById)
ns6_index=1

var source=document.getElementById&&!document.all? e.target:event.srcElement
if (source.className=="folding"){
var source2=document.getElementById&&!document.all? source.parentNode.childNodes:source.parentElement.all
if (source2[2+ns6_index].style.display=="none"){
source2[0].src="http://www.norfolk.gov/norfolk/images_secondary/minus.gif"
source2[2+ns6_index].style.display=''
}
else{
source2[0].src="http://www.norfolk.gov/norfolk/images_secondary/plus.gif"
source2[2+ns6_index].style.display="none"
}
}
}
document.onclick=change
//
// For New Window 
function open_window(url) 
{
mywin = window.open(url,"win",'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width=520,height=350');
}