function hideImagesOnLoad(filename, start, end) {
	
	for (n = start; n <= end; n++)
		showHideElement(filename, n, false)
	
}


function showHideElement(baseName, imageNumber, show) {

	if (show) {
		window.document.getElementById(baseName + (imageNumber.toString())).style.display = "block"
	}
	else {
		window.document.getElementById(baseName + (imageNumber.toString())).style.display = "none"
	}
}


function showTab(baseName, tabToShow) {

	for (t = 0; t < document.getElementsByName(baseName).length; t++) {
		document.getElementsByName(baseName)[t].style.display = "none"
	}
	
	document.getElementsByName(baseName)[tabToShow].style.display = "block"
	
}