// rollover code for nav //

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];}
}

// logo refresh code for homepage //

var theZs = new Array()

theZs[0] = 'images/home_z3.png'
theZs[1] = 'images/home_z2.png'
theZs[2] = 'images/home_z1.png'
var j = 0
var p = theZs.length;

var preZBuffer = new Array()
for (i = 0; i < p; i++){
   preZBuffer[i] = new Image()
   preZBuffer[i].src = theZs[i]
}

var whichZ = Math.round(Math.random()*(p-1));
function showImage(){
document.write('<img src="'+theZs[whichZ]+'">');
}

// logo refresh code for subpages //

var agencyZs = new Array()

agencyZs[0] = 'images/z-agency1.png'
agencyZs[1] = 'images/z-agency2.png'
agencyZs[2] = 'images/z-agency3.png'
var j = 0
var p = agencyZs.length;

var subZBuffer = new Array()
for (i = 0; i < p; i++){
   subZBuffer[i] = new Image()
   subZBuffer[i].src = agencyZs[i]
}

var agencyZZs = new Array()

agencyZZs[0] = '../images/z-agency1.png'
agencyZZs[1] = '../images/z-agency2.png'
agencyZZs[2] = '../images/z-agency3.png'
var j = 0
var p = agencyZZs.length;

var subZBuffer = new Array()
for (i = 0; i < p; i++){
   subZBuffer[i] = new Image()
   subZBuffer[i].src = agencyZs[i]
}

var whichZ = Math.round(Math.random()*(p-1));
function showZ(){
document.write('<img src="'+agencyZs[whichZ]+'" border="0">');
}

var whichZ = Math.round(Math.random()*(p-1));
function showZZ(){
document.write('<img src="'+agencyZZs[whichZ]+'" border="0">');
}

// homepage background //

var theImages = new Array(); 
theImages[0] = 'images/home-bg1.jpg'; 
theImages[1] = 'images/home-bg2.jpg'; 
theImages[2] = 'images/home-bg3.jpg';
var j = 0; 
var p = theImages.length; 
var preBuffer = new Array(); 
for (i = 0; i < p; i++){ 
   preBuffer[i] = new Image(); 
   preBuffer[i].src = theImages[i]; 
} 
var whichImage = Math.round(Math.random()*(p-1)); 
function loadImage(){ 
        var imgLoc = 'url(' + theImages[whichImage] + ')'; 
        var objDiv= document.getElementById('mainwrapper'); 
        objDiv.style.backgroundImage=imgLoc; 
}