var domready = false;

window.addEvent('domready', function() {
    domready = true;
});

function subContentShow(hashString) {
    $$('.subContentPage').each(function(item, idx, arr) {
        item.style.display = 'none';
    });
    $$('.left_img').each(function(item, idx, arr) {
        item.style.display = 'none';
    });
    var activePage = $(hashString);
    if(activePage)
        activePage.style.display = 'block';
    
    var activeImg = $(hashString + '_img');
    if(activeImg)
        activeImg.style.display = 'block';

    //must find all links to unset active
    var links = $$('.subContentLink');
    links.each(function(item, idx, arr) {
        item.removeClass('active');
    });
    var activeLink = document.getElementById(hashString + '_link');
    if(activeLink)
        activeLink.addClass('active');
}

function subContentOnLoad( defaultValue ) {
    var hash = window.location.hash;

    if( hash.length ) {
        hash = hash.substring(1);
    }
    else if( defaultValue    ) {
        hash = defaultValue;
    }
    else {
        return;
    }
    subContentShow(hash);
}

function subContentClick(hashString) {
    var href = window.location.href.split('#',1);
    window.location = href[0] + '#' + hashString;
    subContentShow(hashString);
    return false;
}

function setPressImg(id) {
    $$('.press_img').each(function(item, index, array) {
        item.setStyle('display','none');
    });
    $(id).setStyle('display','block');
}


/*
	Developed by Robert Nyman, http://www.robertnyman.com
	Code/licensing: http://code.google.com/p/getelementsbyclassname/
*/
var getElementsByClassName = function (className, tag, elm){
	if (document.getElementsByClassName) {
		getElementsByClassName = function (className, tag, elm) {
			elm = elm || document;
			var elements = elm.getElementsByClassName(className),
				nodeName = (tag)? new RegExp("\\b" + tag + "\\b", "i") : null,
				returnElements = [],
				current;
			for(var i=0, il=elements.length; i<il; i+=1){
				current = elements[i];
				if(!nodeName || nodeName.test(current.nodeName)) {
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	else if (document.evaluate) {
		getElementsByClassName = function (className, tag, elm) {
			tag = tag || "*";
			elm = elm || document;
			var classes = className.split(" "),
				classesToCheck = "",
				xhtmlNamespace = "http://www.w3.org/1999/xhtml",
				namespaceResolver = (document.documentElement.namespaceURI === xhtmlNamespace)? xhtmlNamespace : null,
				returnElements = [],
				elements,
				node;
			for(var j=0, jl=classes.length; j<jl; j+=1){
				classesToCheck += "[contains(concat(' ', @class, ' '), ' " + classes[j] + " ')]";
			}
			try	{
				elements = document.evaluate(".//" + tag + classesToCheck, elm, namespaceResolver, 0, null);
			}
			catch (e) {
				elements = document.evaluate(".//" + tag + classesToCheck, elm, null, 0, null);
			}
			while ((node = elements.iterateNext())) {
				returnElements.push(node);
			}
			return returnElements;
		};
	}
	else {
		getElementsByClassName = function (className, tag, elm) {
			tag = tag || "*";
			elm = elm || document;
			var classes = className.split(" "),
				classesToCheck = [],
				elements = (tag === "*" && elm.all)? elm.all : elm.getElementsByTagName(tag),
				current,
				returnElements = [],
				match;
			for(var k=0, kl=classes.length; k<kl; k+=1){
				classesToCheck.push(new RegExp("(^|\\s)" + classes[k] + "(\\s|$)"));
			}
			for(var l=0, ll=elements.length; l<ll; l+=1){
				current = elements[l];
				match = false;
				for(var m=0, ml=classesToCheck.length; m<ml; m+=1){
					match = classesToCheck[m].test(current.className);
					if (!match) {
						break;
					}
				}
				if (match) {
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	return getElementsByClassName(className, tag, elm);
};