/*
Sweet Titles (c) Creative Commons 2005
http://creativecommons.org/licenses/by-sa/2.5/
Author: Dustin Diaz | http://www.dustindiaz.com
*/
var sweetTitles = { 
	xCord : 0,								// @Number: x pixel value of current cursor position
	yCord : 0,								// @Number: y pixel value of current cursor position
	tipElements : ['abbr','acronym'],	// @Array: Allowable elements that can have the toolTip add 'a',
	obj : Object,							// @Element: That of which you're hovering over
	tip : Object,							// @Element: The actual toolTip itself
	active : 0,								// @Number: 0: Not Active || 1: Active
	init : function() {
		if (!document.getElementById || !document.createElement || !document.getElementsByTagName) {
			return;
		}
		var i,j;
		this.tip = document.createElement('div');
		this.tip.id = 'toolTip';
		document.getElementsByTagName('body')[0].appendChild(this.tip);
		this.tip.style.top = '0';
		this.tip.style.visibility = 'hidden';
		var tipLen = this.tipElements.length;
		for (i=0; i<tipLen; i++) {
			var current = document.getElementsByTagName(this.tipElements[i]);
			//var current = document.getElementById('Container').getElementsByTagName(this.tipElements[i]);
			for (j=0; j<current.length; j++) {
				if (current[j].getAttribute('title') == null) {
					continue;
				}
				addEvent(current[j],'mouseover',this.tipOver);
				addEvent(current[j],'mouseout',this.tipOut);
				current[j].setAttribute('tip',current[j].title);
				current[j].removeAttribute('title');
			}
		}
	},
	updateXY : function(e) {
		if (document.captureEvents) {
			sweetTitles.xCord = e.pageX;
			sweetTitles.yCord = e.pageY;
		} else if ( window.event.clientX ) {
			sweetTitles.xCord = window.event.clientX+document.documentElement.scrollLeft;
			sweetTitles.yCord = window.event.clientY+document.documentElement.scrollTop;
		}
	},
	tipOut: function() {
		if (window.tID) {
			clearTimeout(tID);
		}
		if (window.opacityID) {
			clearTimeout(opacityID);
		}
		sweetTitles.tip.style.visibility = 'hidden';
	},
	checkNode : function() {
		var trueObj = this.obj;
		if (this.tipElements.inArray(trueObj.nodeName.toLowerCase())) {
			return trueObj;
		} else {
			return trueObj.parentNode;
		}
	},
	tipOver : function(e) {
		sweetTitles.obj = this;
		tID = window.setTimeout("sweetTitles.tipShow()", 500);
		sweetTitles.updateXY(e);
	},
	tipShow : function() {		
		var scrX = Number(this.xCord);
		var scrY = Number(this.yCord);
		var tp = parseInt(scrY+15);
		var lt = parseInt(scrX+10);
		var anch = this.checkNode();
		var addy = '';
		var access = '';
		if (anch.nodeName.toLowerCase() == 'a') {
			var host = location.hostname.toString();
			var pattern = new RegExp("(http://?)"+host,"gi");
			var fullPath = anch.href.toString();
			var path = fullPath.replace(pattern,'');
			addy = (path.length > 0 ? path.toString().substring(0,0)+"" : path);
			var access = ( anch.accessKey ? " ["+anch.accessKey+"]" : "" );
		} else {
			addy = anch.firstChild.nodeValue;
		}
		this.tip.innerHTML = "<p>"+anch.getAttribute('tip')+"<em>"+access+" "+addy+"</em></p>";
		if (parseInt(document.documentElement.clientWidth+document.documentElement.scrollLeft) < parseInt(this.tip.offsetWidth+lt)) {
			this.tip.style.left = parseInt(lt-(this.tip.offsetWidth+10))+'px';
		} else {
			this.tip.style.left = lt+'px';
		}
		if (parseInt(document.documentElement.clientHeight+document.documentElement.scrollTop) < parseInt(this.tip.offsetHeight+tp)) {
			this.tip.style.top = parseInt(tp-(this.tip.offsetHeight+10))+'px';
		} else {
			this.tip.style.top = tp+'px';
		}
		this.tip.style.visibility = 'visible';
		this.tip.style.opacity = '.1';
		this.tipFade(10);
	},
	tipFade: function(opac) {
		var passed = parseInt(opac);
		var newOpac = parseInt(passed+10);
		if ( newOpac < 80 ) {
			this.tip.style.opacity = '.'+newOpac;
			this.tip.style.filter = "alpha(opacity:"+newOpac+")";
			opacityID = window.setTimeout("sweetTitles.tipFade('"+newOpac+"')",20);
		} else { 
			this.tip.style.opacity = '.90';
			this.tip.style.filter = "alpha(opacity:90)";
		}
	}
};

Array.prototype.inArray = function (value) {
	var i;
	for (i=0; i < this.length; i++) {
		if (this[i] === value) {
			return true;
		}
	}
	return false;
};

function addEvent(obj, type, fn) {
	if (obj.addEventListener) {
		obj.addEventListener( type, fn, false );
		EventCache.add(obj, type, fn);
	} else if (obj.attachEvent) {
		obj["e"+type+fn] = fn;
		obj[type+fn] = function() { obj["e"+type+fn]( window.event ); }
		obj.attachEvent( "on"+type, obj[type+fn] );
		EventCache.add(obj, type, fn);
	} else {
		obj["on"+type] = obj["e"+type+fn];
	}
}
	
var EventCache = function() {
	var listEvents = [];
	return {
		listEvents : listEvents,
		add : function(node, sEventName, fHandler){
			listEvents.push(arguments);
		},
		flush : function(){
			var i, item;
			for(i = listEvents.length - 1; i >= 0; i = i - 1){
				item = listEvents[i];
				if(item[0].removeEventListener){
					item[0].removeEventListener(item[1], item[2], item[3]);
				};
				if(item[1].substring(0, 2) != "on"){
					item[1] = "on" + item[1];
				};
				if(item[0].detachEvent){
					item[0].detachEvent(item[1], item[2]);
				};
				item[0][item[1]] = null;
			};
		}
	};
}();

/*
Unobtrusive External Links (just add rel="external" to links)
http://www.sitepoint.com/article/standards-compliant-world/3
*/
function externalLinks() {
	if (!document.getElementsByTagName) {
		return;
	}
	var anchors = document.getElementsByTagName("a");
	for (var i=0; i<anchors.length; i++) {
		if (anchors[i].getAttribute("href") && anchors[i].getAttribute("rel") == "external") {
			anchors[i].target = "_blank";
		}
	}
}

/* --------------------------------------------------
  RowLite (table row highlighter) script
  Copyright (c) 2005-2006 Project Seven Development
  www.projectseven.com
  Version: 1.1 by Javier Julio - allows alt class
  		   1.0 by PVII - table row highlighter
--------------------------------------------------- */
function P7_rowLite(tb,cl){	//v1.1
	var g,i,x,gr,a;if(document.getElementById){g=document.getElementsByTagName("TABLE");
	for(x=0;x<g.length;x++){if(g[x].className&&g[x].className==tb){
	gr=g[x].getElementsByTagName("TR");if(gr){for(i=0;i<gr.length;i++){
	if(i>0){gr[i].onmouseover=function(){a=this.className;this.className=cl;};
	gr[i].onmouseout=function(){this.className=a;};}}}}}}
}

function ListFind(l,v,d) {
	if(!d){d = ",";}
	var r = 0;
	var listToArray = l.split(d);
	for (var i=0; i < listToArray.length; i++) {		
		if (listToArray[i] == v) {
			r = i + 1;
			break;
		}
	}
	return r;
}
function ListFindNoCase(l,v,d) {
	if(!d){d = ",";}
	return ListFind(l.toUpperCase(), v.toUpperCase(), d);
}
/* 
	remove optional form fields 
	add to page: <'tagName' id="frmOptional"></'tagName'>
*/
function removeOptionalElements() {
	if(document.getElementById) {
		var linkContainer = document.getElementById('frmOptional');
		if (linkContainer) {
			var toggle = linkContainer.appendChild(document.createElement('a'));
			toggle.href = '#';
			toggle.appendChild(document.createTextNode('Remove optional fields?'));
			toggle.onclick = function() {
				var linkText = this.firstChild.nodeValue;
				this.firstChild.nodeValue = (linkText == 'Remove optional fields?') ? 'Display optional fields?' : 'Remove optional fields?';
				var tmp = document.getElementsByTagName('div');
				for (var i=0;i<tmp.length;i++) {
					if(ListFindNoCase(tmp[i].className, 'optional', ' ')) {
						tmp[i].style.display = (tmp[i].style.display == 'none') ? 'block' : 'none';
					}
				}
				return false;
			}
		}
	}
}

/* onload for all pages */
function pageLoader() {
	sweetTitles.init();
	externalLinks();
	P7_rowLite('highlight', 'hover');
	removeOptionalElements();
}

addEvent(window, 'unload', EventCache.flush);
addEvent(window, 'load', pageLoader);