<!--
var slideshow_onload = null; //should be implemented as a function later in this document if it must be called onload
var slideshow = null; //should be implemented as a function later in this document when this function is needle

function go_link(link_object) {
	location.href = link_object.href;
}
function ev(e) { //process window events
	if (!e) var e = window.event;
	var key = (e.keyCode)? e.keyCode : ((e.which)?e.which:0);
	link_id = false;
	link_obj = null;
	if ((35 == key) && (true == e.ctrlKey)) { //ctrl + end
		link_id = 'page_last';
	}
	else if ((36 == key) && (true == e.ctrlKey)) { //ctrl + home
		link_id = 'page_first';
	}
	else if ((37 == key) && (true == e.ctrlKey)) { //ctrl + arrow left
		link_id = 'page_previous';
	}
	else if ((38 == key) && (true == e.ctrlKey)) { //ctrl + arrow up
		link_id = 'page_up';
	}
	else if ((39 == key) && (true == e.ctrlKey)) { //ctrl + arrow right
		link_id = 'page_next';
	}
	else if ((40 == key) && (true == e.ctrlKey)) { //ctrl + arrow down
		if (slideshow) {
			slideshow();
		}
	}
	if (link_id) link_obj = document.getElementById(link_id);
	if (link_obj) go_link(link_obj);
}
document.onkeydown = ev;

function onload_init() {
	if (slideshow_onload) {
		slideshow_onload();
	}
}
//-->