/* - photorotation.js - */
var currentFeatureContent = Math.random() * featureImageOptionCount;
currentFeatureContent = Math.floor(currentFeatureContent);
if(currentFeatureContent == featureImageOptionCount){
	currentFeatureContent--;
}


function loadFeatureContent() {
	if(hasFeatureIndicators != 1)
		document.getElementById("featurestory").className = "";
	else
		document.getElementById("featurecontrols").style.display ="block";
	for(var i = 0; i < featureImageOptionCount; i = i + 1) {
		document.getElementById("featureoption" + i).className = "";
		if(i != currentFeatureContent) {
			document.getElementById("featureoption" + i).style.display = "none";
			if(hasFeatureIndicators  == 1)
				document.getElementById("featureindicator" + i).src = "/images/small_yellow_circle.png";
		} else {
			document.getElementById("featureoption" + i).style.display = "inline";
			if(hasFeatureIndicators  == 1)
				document.getElementById("featureindicator" + i).src = "/images/small_blue_circle.png";
		}
	}
}

function nextFeatureContent() {
	currentFeatureContent++;
	if(currentFeatureContent >= featureImageOptionCount) {
		currentFeatureContent = 0;
	}
	loadFeatureContent();
}

function prevFeatureContent() {
	currentFeatureContent--;
	if(currentFeatureContent < 0) {
		currentFeatureContent = featureImageOptionCount - 1;
	}
	loadFeatureContent();
}

function jumpToFeatureContent(i){
	if(currentFeatureContent != i){
		currentFeatureContent = i;
		loadFeatureContent();	
	}
}