/*------------------------------------
	Title: Cross-Browser Text Drop Shadows
	Author: Scott Jehl, www.scottjehl.com, scott@scottjehl.com
	Date: 7/19/06
http://creativecommons.org/licenses/by-nc-sa/2.5/
--------------------------------------*/
/*
addDomLoadEvent function from http://www.thefutureoftheweb.com/blog/2006/6/adddomloadevent
*/
function addDOMLoadEvent(func) { if (!window.__load_events) { var init = function () { if (arguments.callee.done) return; arguments.callee.done = true; if (window.__load_timer) { clearInterval(window.__load_timer); window.__load_timer = null;}
for (var i=0;i < window.__load_events.length;i++) { window.__load_events[i]();}
window.__load_events = null;}; if (document.addEventListener) { document.addEventListener("DOMContentLoaded", init, false);}
if (/WebKit/i.test(navigator.userAgent)) { window.__load_timer = setInterval(function() { if (/loaded|complete/.test(document.readyState)) { init();}
}, 10);}
window.onload = init; window.__load_events = [];}
window.__load_events.push(func);}
/*
getElementsByClass function (credit Dustin Diaz, www.dustindiaz.com)
*/
function getElementsByClass(searchClass,node,tag) {
	var classElements = new Array();
	if ( node == null )
		node = document;
	if ( tag == null )
		tag = '*';
	var els = node.getElementsByTagName(tag);
	var elsLen = els.length;
	var pattern = new RegExp('(^|\\s)'+searchClass+'(\\s|$)');
	for (i = 0, j = 0; i < elsLen; i++) {
		if ( pattern.test(els[i].className) ) {
			classElements[j] = els[i];
			j++;
		}
	}
	return classElements;
}
/*
createDropShadows function 
*/
createDropShadows = function(){
	//get the elements with the classname highContrast
	var highContrast = getElementsByClass('shade');
	for(i = 0; i < highContrast.length; i++){
		//current element
		var currentElement = highContrast[i];
		addShadowRecursive(currentElement);
	}
}
function addShadowRecursive(currentElement){
	/*var length = currentElement.childNodes.length;
	var i = 0;
	if(length > 0){
		for(i;i<length;i++){
			addShadowRecursive(currentElement.childNodes[i]);
		}
	}*/
	addShadow(currentElement);
}
function addShadow(currentElement){
	if(typeof(currentElement)!='undefined' && currentElement != null){
		var jQueryCurrentElement = $J(currentElement);
		var currentElementHtml = jQueryCurrentElement.html();
		
		jQueryCurrentElement.empty().append('<span class="drop_shadow">'+currentElementHtml+'</span>');
		jQueryCurrentElement.append('<span>'+currentElementHtml+'</span>');
		/*
		if(typeof(currentElement.firstChild)!='undefined' && currentElement.firstChild != null){
			//current element's text
			var hcContent = currentElement.firstChild.data;
			//create a new span to replace the content text
			var contentSpan = document.createElement('span');
			var contentSpanText = document.createTextNode(hcContent);
			contentSpan.appendChild(contentSpanText);
			//create another span for the shadow text and give it the class "drop_shadow"
			var shadowSpan = document.createElement('span');
			var shadowSpanText = document.createTextNode(hcContent);
			shadowSpan.appendChild(shadowSpanText);
			shadowSpan.className = "drop_shadow";
			//kill the original text and toss the spans in there with the content on top
			currentElement.firstChild.data = '';
			currentElement.appendChild(shadowSpan);
			currentElement.appendChild(contentSpan);
		}*/
	}
}
addDOMLoadEvent(createDropShadows);