// =====================================================
//		Cache Images
// =====================================================
function cacheImages() {
  var pattern   = '/ca/norcal/';

  var urladdr   = self.location.toString();				//  http://127.0.0.1/ca/norcal/hr/empOpps.html
  var norcal_indexStart = urladdr.indexOf(pattern);			//  16
  var suburl    = urladdr.substring(norcal_indexStart,urladdr.length);	//  /ca/norcal/hr/empOpps.html

  var plen      = pattern.length;
  var twofields = suburl.substring(plen,suburl.length);		// hr/empOpps.html
  var slash_indexStart = twofields.indexOf('/');		// 2
  var dirurl    = twofields.substring(0,(slash_indexStart));	// hr

  /* 
  var mesg = "";
  mesg = mesg + "norcal_indexStart="+norcal_indexStart +"\n";
  mesg = mesg + "urladdr="+urladdr +"\n";
  mesg = mesg + "suburl="+suburl +"\n";
  mesg = mesg + "twofields="+twofields +"\n";
  mesg = mesg + "slash_indexStart="+slash_indexStart +"\n";
  mesg = mesg + "dirurl="+dirurl +"\n";
  alert(mesg);
  */

  var imgNamesArr = new Array();
  var n=-1;
  var i=0;

  //------------------------------------------------------
  n++; imgNamesArr[n] = "/ca/norcal/images/header/redCrossLogo_78x70.jpg";
  n++; imgNamesArr[n] = "/ca/norcal/images/header/websitebanner_543x113.jpg";
  n++; imgNamesArr[n] = "/ca/norcal/images/header/computer_blue_101x74.jpg";
  n++; imgNamesArr[n] = "/ca/norcal/images/email_01.jpg";
  n++; imgNamesArr[n] = "/ca/norcal/images/pdficon.gif";
  n++; imgNamesArr[n] = "/ca/norcal/images/spacer.gif";

  //------------------------------------------------------
  if (suburl == "/ca/norcal/index.html") {
    n++; imgNamesArr[n] = "/ca/norcal/images/homepage/win_close.gif";

  } else if (dirurl == "blooddrive") {
    n++; imgNamesArr[n] = "/ca/norcal/images/blooddrive/ACFB2E.gif";
    n++; imgNamesArr[n] = "/ca/norcal/images/blooddrive/car.jpg";

  } else if (suburl == "/ca/norcal/donor/max.html") {
    n++; imgNamesArr[n] = "/ca/norcal/images/donor/image3.gif";
    n++; imgNamesArr[n] = "/ca/norcal/images/donor/image4.gif";
    n++; imgNamesArr[n] = "/ca/norcal/images/donor/image5.gif";
    n++; imgNamesArr[n] = "/ca/norcal/images/donor/image6.gif";
    n++; imgNamesArr[n] = "/ca/norcal/images/donor/image7.gif";

  } else if (suburl == "/ca/norcal/donor/whocandon.html") {
    n++; imgNamesArr[n] = "/ca/norcal/images/donor/lady.jpg";

  } else if (suburl == "/ca/norcal/donor/whydon.html") {
    n++; imgNamesArr[n] = "/ca/norcal/images/donor/arcbaby2.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/donor/lady.jpg";

  } else if (suburl == "/ca/norcal/hr/empOpps.html") {
    n++; imgNamesArr[n] = "/ca/norcal/images/buddy_blooddrop_02.gif";

  } else if (suburl == "/ca/norcal/otherserv/other_services.html") {
    n++; imgNamesArr[n] = "/ca/norcal/images/otherserv/chap2.gif";
    n++; imgNamesArr[n] = "/ca/norcal/images/otherserv/chap3.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/otherserv/chap5.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/otherserv/chap6.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/otherserv/HIVclass.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/otherserv/AFES.jpg";

  } else if (suburl == "/ca/norcal/pressroom/pressroom.html") {
    n++; imgNamesArr[n] = "/ca/norcal/images/pressroom/SaraOBrien_150x187.jpg";

  } else if (dirurl == "recipients") {
    n++; imgNamesArr[n] = "/ca/norcal/images/recipients/image_Adriana_thumbnail.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/recipients/image_Andy_thumbnail.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/recipients/image_Aunisty_thumbnail.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/recipients/image_Caiden_thumbnail.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/recipients/image_Ellen_thumbnail.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/recipients/image_Joshua_thumbnail.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/recipients/image_Kerie_thumbnail.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/recipients/image_Lauren_thumbnail.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/recipients/image_Lisa_thumbnail.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/recipients/image_Morgan_thumbnail.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/recipients/image_Virginia_thumbnail.jpg";

  } else if (suburl == "/ca/norcal/volunteer/slideshow.html") {
    n++; imgNamesArr[n] = "/ca/norcal/images/slideshow_eastbay/OutsideofNewarkCenter2.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/slideshow_eastbay/MichaelGregory-MarilynPais-SusanHomer.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/slideshow_eastbay/MVC-002F.JPG";
    n++; imgNamesArr[n] = "/ca/norcal/images/slideshow_eastbay/ClaytonValleyHS-4-27-04MVC-021F.JPG";
    n++; imgNamesArr[n] = "/ca/norcal/images/slideshow_eastbay/MVC-015F.JPG";
    n++; imgNamesArr[n] = "/ca/norcal/images/slideshow_eastbay/JanetPires&staff--DrsMedCtr-9-24-03.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/slideshow_eastbay/Staff-MVC-017F.JPG";
    n++; imgNamesArr[n] = "/ca/norcal/images/slideshow_eastbay/JimCole-DrRonGrafton-3-15-04DeLaSalleHS-MVC-067F.JPG";
    n++; imgNamesArr[n] = "/ca/norcal/images/slideshow_eastbay/MVC-034F.JPG";
    n++; imgNamesArr[n] = "/ca/norcal/images/slideshow_eastbay/StephanieNewman&BarryZito-MVC-008F.JPG";
    n++; imgNamesArr[n] = "/ca/norcal/images/slideshow_eastbay/UCBBoneMarrowDriveVolunteers-MVC-032F.JPG";

  } else if (suburl == "/ca/norcal/sponsor/whocansponsor.html") {
    n++; imgNamesArr[n] = "/ca/norcal/images/sponsor/4-15-05AsburyRoom.gif";

  } else if (suburl == "/ca/norcal/volunteer/contact_VolCoord.html") {
    n++; imgNamesArr[n] = "/ca/norcal/images/volunteer/AnneBlackstone_150x139.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/volunteer/AnneBlackstone_150x139.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/volunteer/MandyLewis_150x144.jpg";

  } else if (suburl == "/ca/norcal/volunteer/orientations.html") {
    n++; imgNamesArr[n] = "/ca/norcal/images/buddy_blooddrop_01.gif";

  } else if (suburl == "/ca/norcal/volunteer/welcome.html") {
    n++; imgNamesArr[n] = "/ca/norcal/images/volunteer/volunteer03.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/volunteer/volunteer04.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/volunteer/volunteer05.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/volunteer/volunteer01.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/volunteer/volunteer06.jpg";
    n++; imgNamesArr[n] = "/ca/norcal/images/volunteer/volunteer02.jpg";
  }

  if (document.images) {
    var arrLength = imgNamesArr.length;

    //mesg = "";
    var imgCachedArr = new Array();
    for (i=0; i<arrLength; i++) {
      imgCachedArr[i] = new Image(); 
      imgCachedArr[i].src = imgNamesArr[i];
      //mesg = mesg + imgNamesArr[i] +"\n";
    }
    //alert(mesg);
  }
}

// =====================================================
//		Home Page - Donor Image                 
// =====================================================
function DisplayDonorImage() {
   var picture   = new Array();
   var imgpath   = "images/homepage/";
   var imgNewHgt = "225";
   var imgDonor  = "donor_student.jpg";
   var thetime=new Date();
   var nmins=thetime.getMinutes();
   thetime=new Date();
   nmins=thetime.getMinutes();
    
   // List the images to cycle through on home page
   // image width = 300, image height = 225
   picture[0]  = "donor_300x225_student.jpg";
   picture[1]  = "donor_300x225_7-13-04JeremyKnight.jpg";
   picture[2]  = "donor_300x225_womantech.jpg";
   picture[3]  = "donor_300x225_7-14-04Campbell.jpg";
   picture[4]  = "donor_300x225_femaledonor.jpg";
   picture[5]  = "donor_300x225_8-18-04Chief.jpg";
   picture[6]  = "donor_300x225_8-9-04Bob-KNTV.jpg";
   picture[7]  = "donor_300x225_8-9-04Bob-KNTV2.jpg";
   picture[8]  = "donor_300x225_happywomandonor.jpg";
   picture[9]  = "redcross_nostalgic.jpg";
   picture[10] = "donor_300x225_LindaYap-MeganGrady.jpg";
   picture[11] = "donor_300x225_male-donor.jpg";
    
   if        (nmins>=0  && nmins<5)  {
      imgDonor = new Image(); imgDonor.src = imgpath + picture[0];
   } else if (nmins>=5  && nmins<10) {
      imgDonor = new Image(); imgDonor.src = imgpath + picture[1];
   } else if (nmins>=10 && nmins<15) {
      imgDonor = new Image(); imgDonor.src = imgpath + picture[2];
   } else if (nmins>=15 && nmins<20) {
      imgDonor = new Image(); imgDonor.src = imgpath + picture[3];
   } else if (nmins>=20 && nmins<25) {
      imgDonor = new Image(); imgDonor.src = imgpath + picture[4];
   } else if (nmins>=25 && nmins<=30) {
      imgDonor = new Image(); imgDonor.src = imgpath + picture[5];
   } else if (nmins>=30 && nmins<=35) {
      imgDonor = new Image(); imgDonor.src = imgpath + picture[6];
   } else if (nmins>=35 && nmins<=40) {
      imgDonor = new Image(); imgDonor.src = imgpath + picture[7];
   } else if (nmins>=40 && nmins<=45) {
      imgDonor = new Image(); imgDonor.src = imgpath + picture[8];
   } else if (nmins>=45 && nmins<=50) {
      imgDonor = new Image(); imgDonor.src = imgpath + picture[9];
   } else if (nmins>=50 && nmins<=55) {
      imgDonor = new Image(); imgDonor.src = imgpath + picture[10];
   } else {
      imgDonor = new Image(); imgDonor.src = imgpath + picture[11];
   }
    
   document.p1.src=imgDonor.src;
   var x=document.getElementById("p1");
}

// =====================================================
//		Home Page - Hide/Display Containers
// =====================================================
  function hideContainers() {
    var el;
    var arr = new Array();
    arr[0] = 'schedule';
    arr[1] = 'promo';
    arr[2] = 'mission';
    for (i=0; i<arr.length; i++) {
      el = window.document.getElementById(arr[i]);
      el.style.visibility='hidden';
      el.style.display='none';
    }
  }

  function displayContainer(cname) {
    hideContainers();
    var el = window.document.getElementById(cname);
    el.style.visibility='visible';
    el.style.display='block';
  }

// =====================================================