var homeImagesHopper = [];
homeImagesHopper[0] = ["arch1.jpg","arch2.jpg","arch3.jpg"];
homeImagesHopper[1] = ["int1.jpg","int2.jpg","int3.jpg"];
homeImagesHopper[2] = ["la1.jpg","la2.jpg","la3.jpg"];
homeImagesHopper[3] = ["prod1.jpg","prod2.jpg","prod3.jpg"];
homeImagesHopper[4] = ["comm1.jpg","comm2.jpg","comm3.jpg"];
homeImagesHopper[5] = ["fash1.jpg","fash2.jpg","fash3.jpg"];
homeImagesHopper[6] = ["dm1.jpg","dm2.jpg","dm3.jpg"];
homeImagesHopper[7] = ["life1.jpg","life2.jpg","life3.jpg"];
homeImagesHopper[8] = ["corp1.jpg","corp2.jpg","corp3.jpg"];
homeImagesHopper[9] = ["pat1.jpg","pat2.jpg","pat3.jpg"];
homeImagesHopper[10] = ["jury1.jpg","jury2.jpg","jury3.jpg"];
var sectionTitles = ["ad","id","ld","pd","cd","fd","dm","la","ca","dp","sj"];


function changeDown(typeToChange,toChange,previousVersion) {
document[typeToChange+"_"+toChange].src = "images/"+typeToChange+"_"+toChange+"_down.gif";
}
function changeFromArray(typeToChange, toChange,pullFromArray) {
var randomChoice = Math.floor(Math.random()*3);

document[typeToChange+"_"+toChange].src = "images/"+homeImagesHopper[pullFromArray][randomChoice];
}

var animateImages = null;
function fillInGrid() {
	clearCycler();
	for(i=0;i<sectionTitles.length;i++) {
		changeFromArray("hp", sectionTitles[i],i);
	}
	animateImages = setInterval("imageCycler()", 1000);
}
function imageCycler() {
	var randomPic1 = Math.floor(Math.random()*10);
	var randomPic2 = Math.floor(Math.random()*10);
	var randomPic3 = Math.floor(Math.random()*10);
	var randomPic4 = Math.floor(Math.random()*10);
	var randomImage1 = Math.floor(Math.random()*3);
	var randomImage2 = Math.floor(Math.random()*3);
	var randomImage3 = Math.floor(Math.random()*3);
	var randomImage4 = Math.floor(Math.random()*3);
	document["hp_"+sectionTitles[randomPic1]].src = "images/"+homeImagesHopper[randomPic1][randomImage1];
	document["hp_"+sectionTitles[randomPic2]].src = "images/"+homeImagesHopper[randomPic2][randomImage2];
	document["hp_"+sectionTitles[randomPic3]].src = "images/"+homeImagesHopper[randomPic3][randomImage3];
	document["hp_"+sectionTitles[randomPic4]].src = "images/"+homeImagesHopper[randomPic4][randomImage4];
	
}
function startCycler() {
	animateImages = setInterval("imageCycler()", 1000);
}
function clearCycler() {
	clearInterval(animateImages);
}