function _set_mouse_cursor(event){
__current_mouse_cursor = _get_mouse_cursor(event);
}
function _get_mouse_cursor(event){
/* IE6 uses documentElement when DOCTYPE is strict */
var result = {x: null, y: null};
/*if (event.offsetX){
result.x = event.offsetX;
} else */
if (document.documentElement.scrollLeft){
result.x= event.clientX + document.documentElement.scrollLeft;
} else if (event.pageX){
result.x = event.pageX;
} else if (window.scrollX){
result.x= event.clientX + window.scrollX;
} else if (document.body.scrollLeft){
result.x= event.clientX + document.body.scrollLeft;
} else {
result.x = event.clientX;
}
/*if (event.offsetY){
result.y = event.offsetY;
} else */
if (document.documentElement.scrollTop){
result.y= event.clientY + document.documentElement.scrollTop;
} else if (event.pageY){
result.y = event.pageY;
} else if (window.scrollY){
result.y= event.clientY + window.scrollY;
} else if (document.body.scrollTop){
result.y= event.clientY + document.body.scrollTop;
} else {
result.y = event.clientY;
}
return result;
}
/* manage ie 6 quirks */
function ie6_replace_png(el, bg, sizingMethod){
if (typeof el == "string"){
el = document.getElementById(el);
}
if (el != null){
el.style.background = 'none';
el.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + bg + "', sizingMethod='" + sizingMethod + "')";
}
}
var fade_states = {
'opacity' : 0.0
}
function fade_set_opacity(obj, opacity){
if (typeof obj == 'string'){ obj = document.getElementById(obj); }
if (obj != null){ obj.style.opacity = opacity; fade_states.opacity = opacity; }
}
function fade_in(obj){
if (typeof obj == 'string'){ obj = document.getElementById(obj); }
if (obj != null){
fade_set_opacity(obj, 0.0);
fade_states.opacity = 0.0;
obj.style.display = 'block';
var _t = setInterval(
function(){
if (fade_states.opacity < 1.0){
fade_states.opacity += 0.3;
if (fade_states.opacity > 1.0){ fade_states.opacity = 1.0; }
fade_set_opacity(obj, fade_states.opacity);
} else {
clearInterval(_t);
}
},
50
);
}
}
var zoom_states = {
'zooming' : false,
'zoomed_out' : false,
'zoomed_in' : false
};
function zoom(z, obj, constraints){
if (typeof obj == 'string'){ obj = document.getElementById(obj); }
if (obj != null){
var w, h;
obj.style.width = parseInt((w = z * parseInt(constraints['max_width']))).toString() + 'px';
obj.style.height = parseInt((h = z * parseInt(constraints['max_height']))).toString() + 'px';
obj.style.top = parseInt(parseInt(__current_mouse_cursor.y) - h / 2).toString() + 'px';
obj.style.left = parseInt(parseInt(__current_mouse_cursor.x) - w / 2).toString() + 'px';
on_zoom(z, obj, constraints);
}
}
function zoom_out(z, obj, constraints){
if (typeof obj == 'string'){ obj = document.getElementById(obj); }
if (obj != null){
obj.style.display = 'block';
set_video(null);
var _current_z = 1.0
var _z = z;
var _obj = obj;
var _constraints = constraints;
on_zoom_out_start(z, obj, constraints);
var _t = setInterval(
function(){
if (_current_z > _z){
zoom_states.zooming = true;
_current_z -= 0.5;
if (_current_z < 0.0){ _current_z = 0.0; }
zoom(_current_z, _obj, _constraints);
} else {
clearInterval(_t);
zoom_states.zooming = false;
zoom_states.zoomed_in = false;
zoom_states.zoomed_out = true;
}
},
50
);
}
}
function zoom_in(z, obj, constraints){
if (typeof obj == 'string'){ obj = document.getElementById(obj); }
if (obj != null){
obj.style.display = 'block';
obj.style.width = '1px';
obj.style.height = '1px';
var _current_z = 0.0;
var _z = z;
var _obj = obj;
var _constraints = constraints;
var _t = setInterval(
function(){
if (_current_z < _z){
zoom_states.zooming = true;
_current_z += 0.3;
if (_current_z > 1.0){ _current_z = 1.0; }
_zoom_in(_current_z, _obj, _constraints);
} else {
clearInterval(_t);
zoom_states.zooming = false;
zoom_states.zoomed_in = true;
zoom_states.zoomed_out = false;
on_zoomed_in(_z, _obj, _constraints);
}
},
50
);
}
}
function _zoom_in(z, obj, constraints){
zoom(z, obj, constraints);
}
//browser version
function is_ie6() {
var nav = navigator.userAgent.toLowerCase();
return ((/msie/.test(nav) || /microsoft/.test(nav)) && (parseInt(navigator.appVersion) <= 6));
}
function on_zoom(z, obj, constraints){
fade_set_opacity(obj, z);
}
function on_zoomed_in(z, obj, constraints){
fade_in('movie_container');
document.getElementById('zoomer-btn-close').style.display = 'block';
}
function on_zoom_out_start(z, obj, constraints){
var movie_container = document.getElementById('movie_container');
movie_container.style.display = 'none';
movie_container.innerHTML = '';
document.getElementById('zoomer-btn-close').style.display = 'none';
}
function get_viewport_dimensions(){
var result = { width: 0, height: 0 }
var viewportwidth;
var viewportheight;
/* http://andylangton.co.uk/articles/javascript/get-viewport-size-javascript/ */
if (typeof window.innerWidth != 'undefined')
{
viewportwidth = window.innerWidth,
viewportheight = window.innerHeight
}
// IE6 in standards compliant mode (i.e. with a valid doctype as the first line in the document)
else if (typeof document.documentElement != 'undefined'
&& typeof document.documentElement.clientWidth !=
'undefined' && document.documentElement.clientWidth != 0)
{
viewportwidth = document.documentElement.clientWidth,
viewportheight = document.documentElement.clientHeight
}
result.width = viewportwidth;
result.height = viewportheight;
return result;
}
function set_video(n) {
var el = document.getElementById('movie_container');
if (el != null && (video_list[n] != null)){
/*var s = '';*/
var s ='';
el.innerHTML = s;
} else {
el.innerHTML = '';
}
}