var lower;
var upper;
var numimages=4;
var preloader=new Image();
var rand_no = Math.ceil(numimages*Math.random());
var img_directory="images/global/fader/";
var fader_element="centerimage";
for (var i=1; i<=numimages; i++)
{
   preloader.src=img_directory+i+".jpg";
}

include("scripts/datetimepicker.js");

function onload_f()
{


   fader();
   local_onload();
}

function onload_no_f()
{


   local_onload();
}

function onload_f_updir()
{


   fader_updir();
   local_onload();
}

function local_onload()
{
}

function include(filename)
{
   var head = document.getElementsByTagName('head')[0];
   script = document.createElement('script');
   script.src = filename;
   script.type = 'text/javascript';
   head.appendChild(script)
}

function setupNav()
{
   navarr=document.getElementById("nav").getElementsByTagName("a");
   for(i=0; i<navarr.length; i++)
      {
         if(document.URL.indexOf(navarr[i].href)!=-1)
         {
            highlighthover(navarr[i]);
         }
      }
   if(document.URL.indexOf(".html")==-1)
   {
      highlighthover(navarr[0]);
   }
}

function highlighthover(thisimage)
{
   thisimage.className="selected";
   thisimage=thisimage.getElementsByTagName("img")[0];
   thisimage.src=thisimage.src.replace(/.gif/, "w.gif");
}



function fader()
{
   lower=document.getElementById(fader_element);
   lower.innerHTML='<div id="centerimage2"></div>';
   upper=document.getElementById("centerimage2");
   fade(100, "centerimage2");
   lower.style.background="url(" + img_directory + rand_no + ".jpg)";
   lower.alt=(rand_no);
   lower.title=" ";
   setTimeout("fadenext()", 300);
}

function fader_updir()
{
   lower=document.getElementById(fader_element);
   lower.innerHTML='<div id="centerimage2"></div>';
   upper=document.getElementById("centerimage2");
   fade(100, "centerimage2");
   lower.style.background="url(../" + img_directory + rand_no + ".jpg)";
   lower.alt=(rand_no);
   lower.title=" ";
   setTimeout("fadenext_updir()", 300);
}


function fadenext()
{
   lower=document.getElementById(fader_element);
   upper=document.getElementById("centerimage2");
   var delayt=0;
   
   for (var z=100; z>=0; z-=1)
   {
      setTimeout("fade("+z+", 'centerimage2')" , 10*delayt);
      delayt++;
   }
   
   setTimeout("nextImg()", (50*delayt));
}

function nextImg()
{
   upper.style.background="url(" + img_directory + lower.alt + ".jpg)";
   fade(100, "centerimage2");
   if(lower.alt==numimages)
      lower.alt=0;
   lower.style.background="url(" + img_directory + (1*lower.alt+1) + ".jpg)";
   lower.alt=(1*lower.alt+1);
   fadenext();
}

function fadenext_updir()
{
   lower=document.getElementById(fader_element);
   upper=document.getElementById("centerimage2");
   var delayt=0;
   
   for (var z=100; z>=0; z-=1)
   {
      setTimeout("fade("+z+", 'centerimage2')" , 10*delayt);
      delayt++;
   }
   
   setTimeout("nextImg_updir()", (50*delayt));
}

function nextImg_updir()
{
   upper.style.background="url(../" + img_directory + lower.alt + ".jpg)";
   fade(100, "centerimage2");
   if(lower.alt==numimages)
      lower.alt=0;
   lower.style.background="url(../" + img_directory + (1*lower.alt+1) + ".jpg)";
   lower.alt=(1*lower.alt+1);
   fadenext();
}
              

function fade(perct, elementN)
{
   document.getElementById(elementN).summary=perct;
   document.getElementById(elementN).style.opacity=(perct/100);
   document.getElementById(elementN).style.MozOpacity=(perct/100);
   document.getElementById(elementN).style.khtmlOpacity=(perct/100);
   document.getElementById(elementN).style.filter='alpha(opacity='+perct+')';
}

function thankyou()
{
   alert("THANK YOU!\nYour information has been submitted to\nMid South Entertainment.\nYou may expect to be contacted within one business day.");
}