//configure the below five variables to change the style of the scroller
var featureDone=true;
var home_features=new Array();
home_features[0]="tabs_infocus.gif|Our Quality & Safety Data|infocus|http://www.nyc.gov/html/hhc/infocus/html/home/performance_landing.shtml";
home_features[1]="tabs_diabetes.jpg|Diabetes Wellness Center|diabetes|http://www.nyc.gov/html/hhc/diabetes/html/home/home.shtml";
home_features[2]="tabs_disease.jpg|Disease Management & Prevention|disease|../../html/services/disease-mp.shtml";
home_features[3]="tabs_excellence.jpg|Centers of Excellence|excellence|../../html/services/centers.shtml"
MM_preloadImages("../../images/home/tabs_diabetes_1.gif","../../images/home/tabs_disease_1.gif","../../images/home/tabs_excellence_1.gif","../../images/home/tabs_excellence.jpg","../../images/home/tabs_diabetes.jpg","../../images/home/tabs_disease.jpg");
var featureIndex=Math.round(((home_features.length -1) * Math.random()) + 1) - 1;;
var theImages=new Array();

function faderClick(theIndex){
	for(var ind=0;ind<home_features.length;ind++){
		if(home_features[ind].split("|")[2]==theIndex){
			featureIndex=ind;
		}
	}
	document.location.href=home_features[featureIndex].split("|")[3];
}

document.write('<a id="imageLink" href="'+home_features[featureIndex].split("|")[3]+'"><img src="../../images/home/'+home_features[featureIndex].split("|")[0]+'" alt="'+home_features[featureIndex].split("|")[1]+'" width="405" height="150" border="0" id="blendFeature" border="0"></a>');
document.getElementById(home_features[featureIndex].split("|")[2]).src='../../images/home/tabs_'+home_features[featureIndex].split("|")[2]+'_1.gif';
setRestoreImage(home_features[featureIndex].split("|")[2],'tabs_'+home_features[featureIndex].split("|")[2]+'_1.gif');

function setFeature(theFeature){
	for(var i=0;i<home_features.length;i++){
		if(home_features[i].split("|")[2]==theFeature){
			featureIndex=i;
		}
	}
    document.getElementById('blendFeature').src = "../../images/home/"+home_features[featureIndex].split("|")[0];
    document.getElementById('blendFeature').alt = home_features[featureIndex].split("|")[1];
	document.getElementById("infocus").src='../../images/home/tabs_infocus_0.gif';
    setRestoreImage('infocus','tabs_infocus_0.gif');
	document.getElementById("diabetes").src='../../images/home/tabs_diabetes_0.gif';
    setRestoreImage('diabetes','tabs_diabetes_0.gif');
	document.getElementById("disease").src='../../images/home/tabs_disease_0.gif';
    setRestoreImage('disease','tabs_disease_0.gif');
	document.getElementById("excellence").src='../../images/home/tabs_excellence_0.gif';
    setRestoreImage('excellence','tabs_excellence_0.gif');
	document.getElementById(home_features[featureIndex].split("|")[2]).src='../../images/home/tabs_'+home_features[featureIndex].split("|")[2]+'_1.gif';
	setRestoreImage(home_features[featureIndex].split("|")[2],'tabs_'+home_features[featureIndex].split("|")[2]+'_1.gif');
	document.getElementById("imageLink").href=home_features[featureIndex].split("|")[3];
}

function swapImage(imageId,newImage){
	var oldImage=document.getElementById(imageId).src;
	var imageRestore=oldImage.substring(oldImage.lastIndexOf("/")+1);
	document.getElementById(imageId).src=oldImage.substring(0,oldImage.lastIndexOf("/")+1)+newImage;
	for(var i=0;i<theImages.length;i++){
		if(theImages[i][0]==imageId){
			theImages[i][1]=imageRestore;
			return(true);
		}
	}
	theImages[theImages.length]=[imageId,imageRestore];
}

function restoreImage(imageId){
	for(var i=0;i<theImages.length;i++){
		if(theImages[i][0]==imageId){
			var oldImage=document.getElementById(imageId).src;
			document.getElementById(imageId).src=oldImage.substring(0,oldImage.lastIndexOf("/")+1)+theImages[i][1];
			return(true);
		}
	}
}

function setRestoreImage(imageId,restoreImage){
	for(var i=0;i<theImages.length;i++){
		if(theImages[i][0]==imageId){
			theImages[i][1]=restoreImage;
			return(true);
		}
	}
	theImages[theImages.length]=[imageId,restoreImage]
}

function restoreAll(){
	for(var i=0;i<theImages.length;i++){
		var oldImage=document.getElementById(theImages[i][0]).src;
		document.getElementById(theImages[i][0]).src=oldImage.substring(0,oldImage.lastIndexOf("/")+1)+theImages[i][1];
	}
}