gSlideshowInterval = 4;
gNumberOfImages = 5;

gImages = new Array(gNumberOfImages);
gImages[0] = "<img src='images/test_house_image_1.jpg'><br>Stainless Steel Heat Exchangers";
gImages[1] = "<img src='images/test_house_image_2.jpg'><br>Shell and Tube Heat Exchanger";
gImages[2] = "<img src='images/test_house_image_3.jpg'><br>Header Tank Heat Exchangers";
gImages[3] = "<img src='images/test_house_image_4.jpg'><br>Fuel Coolers";
gImages[4] = "<img src='images/test_house_image_5.jpg'><br>Charge Air Coolers";

function canManipulateImages() {
	if (document.images)
		return true;
	else
		return false;
}
function loadSlide(imageURL) {
	if (gImageCapableBrowser) {
		document.getElementById('slide').innerHTML = imageURL;
		return false;
	}
	else {
		return true;
	}
}
function nextSlide() {
	gCurrentImage = (gCurrentImage + 1) % gNumberOfImages;
	loadSlide(gImages[gCurrentImage]);
}
gImageCapableBrowser = canManipulateImages();
gCurrentImage = 0;
setInterval("nextSlide()",gSlideshowInterval * 1000);