// JavaScript Document
/* 
 * Cross-browser event handling
 */
function addEvent(element, eventType, lamdaFunction, useCapture) {
    if (element.addEventListener) {
        element.addEventListener(eventType, lamdaFunction, useCapture);
        return true;
    } else if (element.attachEvent) {
        var r = element.attachEvent('on' + eventType, lamdaFunction);
        return r;
    } else {
        return false;
    }
}


/*
 * Clear Default Text: functions for clearing and replacing default text in
 * <input> elements.
 */

addEvent(window, 'load', init, false);

function init() {
    var formInputs = document.getElementsByTagName('input');
    for (var i = 0; i < formInputs.length; i++) {
        var theInput = formInputs[i];
        
        if (theInput.type == 'text' && theInput.className.match(/\bfields\b/)) {  
            /* Add event handlers */          
            addEvent(theInput, 'focus', clearDefaultText, false);
            addEvent(theInput, 'blur', replaceDefaultText, false);
            
            /* Save the current value */
            if (theInput.value != '') {
                theInput.defaultText = theInput.value;
            }
        }
    }
}

function clearDefaultText(e) {
    var target = window.event ? window.event.srcElement : e ? e.target : null;
    if (!target) return;
    
    if (target.value == target.defaultText) {
        target.value = '';
    }
}

function replaceDefaultText(e) {
    var target = window.event ? window.event.srcElement : e ? e.target : null;
    if (!target) return;
    
    if (target.value == '' && target.defaultText) {
        target.value = target.defaultText;
    }
}



//Ajax for re-loading stories
var loadedobjects=""
var rootdomain="http://"+window.location.hostname

function ajaxpage(url, containerid)
{
	var page_request = false
	if (window.XMLHttpRequest) // if Mozilla, Safari etc
	page_request = new XMLHttpRequest()
	else if (window.ActiveXObject)
	{ // if IE
		try 
		{
			page_request = new ActiveXObject("Msxml2.XMLHTTP")
		} 
		catch (e)
		{
			try
			{
				page_request = new ActiveXObject("Microsoft.XMLHTTP")
			}
			catch (e){}
		}
	}
	else
		return false
		
	page_request.onreadystatechange=function()
	{
		loadpage(page_request, containerid)
	}
	
	page_request.open('GET', url, true)
	page_request.send(null)
}

function loadpage(page_request, containerid)
{
	if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1))
	document.getElementById(containerid).innerHTML=page_request.responseText
}

function loadobjs()
{
	if (!document.getElementById)
		return
	for (i=0; i<arguments.length; i++)
	{
		var file=arguments[i]
		var fileref=""
		if (loadedobjects.indexOf(file)==-1)
		{ //Check to see if this object has not already been added to page before proceeding
			if (file.indexOf(".js")!=-1)
			{ //If object is a js file
				fileref=document.createElement('script')
				fileref.setAttribute("type","text/javascript");
				fileref.setAttribute("src", file);
			}
			else if (file.indexOf(".css")!=-1)
			{ //If object is a css file
			fileref=document.createElement("link")
			fileref.setAttribute("rel", "stylesheet");
			fileref.setAttribute("type", "text/css");
			fileref.setAttribute("href", file);
			}
		}

		if (fileref!="")
		{
			document.getElementsByTagName("head").item(0).appendChild(fileref)
			loadedobjects+=file+" " //Remember this object as being already added to page
		}
	}
}