var preloadFlag = false;
var hpslides = new Array();
var slides_timeout;

function preloadImages() {
	if (document.images) {
		hpslides[0] = newImage("images/carmen.gif");
		hpslides[0].height = "295";
		hpslides[1] = newImage("images/cs.gif");
		hpslides[1].height = "145";
		hpslides[2] = newImage("images/jeannek.gif");
		hpslides[2].height = "290";
		hpslides[3] = newImage("images/katie.gif");
		hpslides[3].height = "276";
		hpslides[4] = newImage("images/ellie.gif");
		hpslides[4].height = "150";
		hpslides[5] = newImage("images/compassion.gif");
		hpslides[5].height = "296";
		hpslides[6] = newImage("images/migael.gif");
		hpslides[6].height = "298";
		preloadFlag = true;
		rotateImage(0);
	}
}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function rotateImage(index) {
	if (document.images && (preloadFlag == true)) {
		window.document.slide.src = hpslides[index].src;
		window.document.slide.height = hpslides[index].height;
		index++;
		if (index >= hpslides.length) {
			index = 0;
		}
		var function_string = "rotateImage(" + index + ");";
		slides_timeout = setTimeout(function_string, 7000);
	}
}