// Image swap and restore functions from Dreamweaver.

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

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];}
}

// Son of suckerfish dropdown menu. http://htmldog.com/articles/suckerfish/dropdowns/

// sfHover = function() {
//     var sfEls = document.getElementById("explorebar").getElementsByTagName("li");
//     for (var i=0; i<sfEls.length; i++) {
//         sfEls[i].onmouseover=function() {
//             this.className+=" sfhover";
//         }
//         sfEls[i].onmouseout=function() {
//             this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
//         }
//     }
// }
// if (window.attachEvent) window.attachEvent("onload", sfHover);


// Image-changing script for the homepage. Will revise for multiple applications.
// Requires photo, weblink and photoalt arrays, with matched elements.
// Add variables to pass the width and height, maybe also border width and color selections.

// These functions combine with the hide and show CSS styles to 
// hide or show an item when another item is clicked.
function hideandshowblock(obj) {
  var item = document.getElementById(obj);

  if (document.all) {
    item = document.all[obj];
  } else if(document.layers) {
    item = document.layers[obj];
  }

  if (item.style.display.toUpperCase() != "BLOCK") {
    item.style.display = "block";
  }
  else {
    item.style.display = "none";
  }
}

function hideandshowinline(obj) {
  var item = document.getElementById(obj);

  if (document.all) {
    item = document.all[obj];
  } else if(document.layers) {
    item = document.layers[obj];
  }

  if (item.style.display.toUpperCase() != "INLINE") {
    item.style.display = "inline";
  }
  else {
    item.style.display = "none";
  }
}


function rotatingImage(wide)
{
  var photo = new Array ();
  var photoalt = new Array ();
  var weblink = new Array ();

  photo[0] = "http://www.missouricareereducation.org/image/clusterpics3/agricult.jpg";
  photo[1] = "http://www.missouricareereducation.org/image/clusterpics3/archcon.jpg";
  photo[2] = "http://www.missouricareereducation.org/image/clusterpics3/arts-av.jpg";
  photo[3] = "http://www.missouricareereducation.org/image/clusterpics3/business.jpg";
  photo[4] = "http://www.missouricareereducation.org/image/clusterpics3/educate.jpg"; 
  photo[5] = "http://www.missouricareereducation.org/image/clusterpics3/finance.jpg";
  photo[6] = "http://www.missouricareereducation.org/image/clusterpics3/govern.jpg";
  photo[7] = "http://www.missouricareereducation.org/image/clusterpics3/health.jpg";
  photo[8] = "http://www.missouricareereducation.org/image/clusterpics3/hosptour.jpg";
  photo[9] = "http://www.missouricareereducation.org/image/clusterpics3/hservice.jpg";
  photo[10] = "http://www.missouricareereducation.org/image/clusterpics3/infotech.jpg";
  photo[11] = "http://www.missouricareereducation.org/image/clusterpics3/manufac.jpg";
  photo[12] = "http://www.missouricareereducation.org/image/clusterpics3/market.jpg";
  photo[13] = "http://www.missouricareereducation.org/image/clusterpics3/safety.jpg";
  photo[14] = "http://www.missouricareereducation.org/image/clusterpics3/stem.jpg";
  photo[15] = "http://www.missouricareereducation.org/image/clusterpics3/transport.jpg";

  photoalt[0] = "Agriculture, Food & Natural Resources";
  photoalt[1] = "Architecture & Construction";
  photoalt[2] = "Arts, A/V Technology & Communications";
  photoalt[3] = "Business, Management & Administration";
  photoalt[4] = "Education & Training";
  photoalt[5] = "Finance";
  photoalt[6] = "Government & Public Administration";
  photoalt[7] = "Health Science";
  photoalt[8] = "Hospitality & Tourism";
  photoalt[9] = "Human Services";
  photoalt[10] = "Information Technology";
  photoalt[11] = "Manufacturing";
  photoalt[12] = "Marketing, Sales & Service";
  photoalt[13] = "Law, Public Safety, Corrections & Security";
  photoalt[14] = "Science, Technology, Engineering & Mathematics";
  photoalt[15] = "Transportation, Distribution & Logistics";

  var ImgNum = (Math.floor(Math.random()*photo.length));
  if (weblink[ImgNum] == null)
  {
    document.write('<img width="' + wide + '" src="' + photo[ImgNum] + '" alt="' + photoalt[ImgNum] + '">');
  }
  else
  {
    document.write('<a href="' + weblink[ImgNum] + '"><img width="' + wide + '" src="' + photo[ImgNum] + '" alt="' + photoalt[ImgNum] + '"></a>');
  }
}