// These scripts form part of the Probe Bandwidth monitoring application
// copyright (c) Alive Technology 1998

// scans all the images in current document to find the one matching this name
function find(lookingfor) {

	r = document.images.length - 1;	// images count from 0 to length-1
	lookinglen = lookingfor.length;

	while (r >= 0) {
		if (document.images[r] != null) {
			endlen = document.images[r].src.length;
			startlen = endlen-lookinglen
			if (document.images[r].src.substring(startlen, endlen) == lookingfor) return r;
		}
		r = r - 1;
	}
	return -1;
}


// this changes an icon to its litup form
function on(button) {	 

	lookingfor = "images/but-"+button+"-0.png";
	r = find(lookingfor);
	if (r != -1) document.images[r].src = "images/but-"+button+"-1.png";
}


// this dims a button once the mouse moves off
function off(button) {	

	lookingfor = "images/but-"+button+"-1.png";
	r = find(lookingfor);
	if (r != -1) document.images[r].src = "images/but-"+button+"-0.png";
}


// Move to first element in form fields
function SetFocus() {
	if ((document.forms[0].elements[0] != null)&&(document.forms[0].elements[0].type == 'text')) {
		document.forms[0].elements[0].focus();
	}
}


// Pageload runs scripts for current page
function pageloaded() {
	if ((document.forms.length > 0)&&(document.forms[0] != null)) SetFocus();
	return;
}