// STYLING FILE INPUTS 1.0 | Shaun Inman <http://www.shauninman.com/> | 2007-09-07
if (!window.SI) { var SI = {}; };
SI.Files =
{
htmlClass : 'SI-FILES-STYLIZED',
fileClass : 'file',
wrapClass : 'cabinet',

fini : false,
able : false,
init : function()
{
this.fini = true;

var ie = 0 //@cc_on + @_jscript_version
if (window.opera || (ie && ie < 5.5) || !document.getElementsByTagName) { return; } // no support for opacity or the DOM
this.able = true;

var html = document.getElementsByTagName('html')[0];
html.className += (html.className != '' ? ' ' : '') + this.htmlClass;
 },

stylize : function(elem)
 {
if (!this.fini) { this.init(); };
 if (!this.able) { return; };

elem.parentNode.file = elem;
elem.parentNode.onmousemove = function(e)
{
 if (typeof e == 'undefined') e = window.event;
 if (typeof e.pageY == 'undefined' && typeof e.clientX == 'number' && document.documentElement)
{
e.pageX = e.clientX + document.documentElement.scrollLeft;
e.pageY = e.clientY + document.documentElement.scrollTop;
};

var ox = oy = 0;
var elem = this;
if (elem.offsetParent)
{
 ox = elem.offsetLeft;
oy = elem.offsetTop;
while (elem = elem.offsetParent)
 {
ox += elem.offsetLeft;
 oy += elem.offsetTop;
 };
};

 var x = e.pageX - ox;
 var y = e.pageY - oy;
 var w = this.file.offsetWidth;
var h = this.file.offsetHeight;

this.file.style.top = y - (h / 2) + 'px';
this.file.style.left = x - (w - 30) + 'px';
 };
 },

 stylizeById : function(id)
 {
 this.stylize(document.getElementById(id));
 },

 stylizeAll : function()
 {
if (!this.fini) { this.init(); };
 if (!this.able) { return; };

 var inputs = document.getElementsByTagName('input');
 for (var i = 0; i < inputs.length; i++)
{
var input = inputs[i];
 if (input.type == 'file' && input.className.indexOf(this.fileClass) != -1 && input.parentNode.className.indexOf(this.wrapClass) != -1)
 {
this.stylize(input);
 };
 };
 }
};