var WSU = {
	jspath: 'http://www.wichita.edu/thisis/js/',
	csspath: 'http://www.wichita.edu/thisis/css/',
	imagespath: 'http://www.wichita.edu/thisis/images/',
	verticalNavCookieName: 'VertNavCookie',
	debugflag: 'false',
	
	ls: function(s){
		document.write('<script src="'+s+'" type="text/javascript"></script>');
	},
	
	isObject: function(o) {
		return (o && typeof o == 'object') || this.isFunction(o);
	},

	isFunction: function(o) {
	    return typeof o == 'function';
	},	

	toggle: function (o) {
		var el = document.getElementById(o);
		if ( el.style.display != 'none' ) {
			el.style.display = 'none';
		}
		else {
			el.style.display = '';
		}
	},
	RemoveAttribute: function(htmltag,att) {
		var o = document.getElementsByTagName(htmltag);
		att = att.split(",");
		for (var i=0;i<o.length;i++) {
			for (j=0;j<att.length;j++)
				o[i].removeAttribute(att[j]);
		}
	},	
	debug: function(i){
		if(i || WSU.debugflag) alert(i);
	},
	replaceContentsofDiv: function(elName,newContent){
		var el = document.getElementById(elName)
		if (el)
			el.innerHTML = newContent;
	},	
	addEvent: function(elm, evType, fn, useCapture) {
		if (elm.addEventListener) {
			elm.addEventListener(evType, fn, useCapture);
			return true;
		}
		else if (elm.attachEvent) {
			var r = elm.attachEvent('on' + evType, fn);
			return r;
		}
		else {
			elm['on' + evType] = fn;
			return null;
		}
	},	
	insertAfter: function(parent, node, referenceNode) {
		parent.insertBefore(node, referenceNode.nextSibling);
	},
	ngo: function(o,t) {
		window.open(o.href,'OpenedWSUWindow').focus();		
		return false;
	},
	analytics: function(){
		_uacct = "UA-272026-1";
		urchinTracker();
	}
};
	
var DT = {
	DTCookie: '',
	DTPrefix: 'dttog_'		
};
	
Array.prototype.inArray = function (value) {
	var i;
	for (i=0; i < this.length; i++) {
		if (this[i] === value) {
			return true;
		}
	}
	return false;
};

var Cookie = function(){
	var domain = '.wichita.edu';
	var path = '/';
	this.Domain = domain;
	this.Path = path;
};

Cookie.prototype.getCookie = function( name ) {
    var start = document.cookie.indexOf( name + "=" );
    var len = start + name.length + 1;
    if ( ( !start ) && ( name != document.cookie.substring( 0, name.length ) ) ) {
        return null;
    }

    if (start == -1) return null;

    var end = document.cookie.indexOf(';', len);

    if (end == -1) end = document.cookie.length;
    
    return unescape( document.cookie.substring( len, end ) );
};

Cookie.prototype.setCookie = function( name, value, expires, secure ) {
		var today = new Date();
		today.setTime( today.getTime() );
		if ( expires ) {
			expires = expires * 1000 * 60 * 60 * 24;
		}
		var expires_date = new Date( today.getTime() + (expires) );
		document.cookie = name+'='+escape( value ) +
			( ( expires ) ? ';expires='+expires_date.toGMTString() : '' ) +
			( ( this.path ) ? ';path=' + this.path : '' ) +
			( ( this.domain ) ? ';domain=' + this.domain : '' ) +
			( ( secure ) ? ';secure' : '' );
};

Cookie.prototype.deleteCookie = function( name ) {
		if ( getCookie( name ) ) document.cookie = name + '=' +
				( ( this.path ) ? ';path=' + this.path : '') +
				( ( this.domain ) ? ';domain=' + this.domain : '' ) +
				';expires=Thu, 01-Jan-1970 00:00:01 GMT';
};
	
Cookie.prototype.view = function( name ){
	alert(name +': '+ this.getCookie( name ));
};

/* ViewElementState can be safely removed */
var ViewElementState = {
    ViewStateCookie: new Cookie(),
    d: document,
    FuncCheck: document.getElementById ? true : false,
    FormattedID: function(id) { return '|' + id + '|'; },
    AppendCookie: function(id, cookieName) {
        var cur_cookie = ViewElementState.ViewStateCookie.getCookie(cookieName);
        var n_id = ViewElementState.FormattedID(id);
        if (!cur_cookie) cur_cookie = '';
        cur_cookie += n_id;
        ViewElementState.ViewStateCookie.setCookie(cookieName, cur_cookie);
    },
    RemoveCookie: function(id, cookieName) {
        var n_id = ViewElementState.FormattedID(id);
        var cur_cookie = ViewElementState.ViewStateCookie.getCookie(cookieName);
        if (cur_cookie) {
            var t_loc;
            var t_len = cur_cookie.length;
            var n_id_len = n_id.length;
            var i = 0;
            for (i = 0; i < t_len; i++) {
                t_loc = cur_cookie.indexOf(n_id);
                if (t_loc != -1) {
                    cur_cookie = cur_cookie.slice(0, t_loc) + cur_cookie.slice(t_loc + n_id_len, t_len);
                    t_len = cur_cookie;
                }
            }
            ViewElementState.ViewStateCookie.setCookie(cookieName, cur_cookie);
        }
    },
    Toggle: function(o, cookieName, displaytype) {
        //new Fx.Reveal($(o)).toggle();

        if (ViewElementState.FuncCheck) {
            var el = ViewElementState.d.getElementById(o);
            if (el.style.display == '') {
                ViewElementState._close(el, cookieName);
            }
            else {
                ViewElementState.Close_all(o, cookieName);
                ViewElementState._open(el, cookieName, displaytype);
            }
        }
    },
    Close_all: function(o, cookieName) {
        // o: nav_ or supernav_ etc...
        var ldiv = ViewElementState.d.getElementById("vertical-navigation");
        var lis = ldiv.getElementsByTagName("li");
        var cur_li;
        var which_o = o.replace(/_[0-9]*$/, "");

        for (var i = 0; i < lis.length; i++) {
            if (lis[i].id.indexOf("navopen_") > -1) {
                cur_li = ViewElementState.d.getElementById(lis[i].id.replace(/navopen_/, which_o + "_"));
                ViewElementState._close(cur_li, cookieName);
            }
        }
    },
    Open: function(o, cookieName, displaytype) {
        if (ViewElementState.FuncCheck) {
            var el = ViewElementState.d.getElementById(o);
            ViewElementState._open(el, cookieName, displaytype);
        }
    },
    Close: function(o, cookieName) {
        if (ViewElementState.FuncCheck) {
            var el = ViewElementState.d.getElementById(o);
            ViewElementState._close(el, cookieName);
        }
    },
    _close: function(el, cookieName) {
        el.style.display = 'none';
        if (cookieName)
            ViewElementState.RemoveCookie(el.id, cookieName);
    },
    _open: function(el, cookieName, dtype) {
        if (!dtype) dtype = '';
        el.style.display = dtype;
        if (cookieName)
            ViewElementState.AppendCookie(el.id, cookieName);
    },
    Initialize: function(container, el, prefix, cookieName) {
        var i;
        if (ViewElementState.d.getElementsByTagName && ViewElementState.d.getElementById(container)) {
            if (cookieName)
                var cur_cookie = ViewElementState.ViewStateCookie.getCookie(cookieName);
            if (!cur_cookie) cur_cookie = '';
            var htmltags = ViewElementState.d.getElementById(container).getElementsByTagName(el);
            if (htmltags) {
                for (i = 0; i < htmltags.length; i++)
                    if (htmltags[i].id.indexOf(prefix) != -1) {
                    htmltags[i].style.display = 'none';
                }
                if (cookieName) {
                    for (i = 0; i < htmltags.length; i++) {
                        if (cur_cookie.indexOf(ViewElementState.FormattedID(htmltags[i].id)) != -1)
                            htmltags[i].style.display = '';
                    }
                }
            }
        }
    }
};
/* ViewElementState ends */
		
var ImageSwap = function(){};
ImageSwap.prototype.ImageList = {};
ImageSwap.prototype.AlwaysOn = '';
ImageSwap.prototype.AddImageSet = function(el,a,b,preload){
	var x = new this.ImageSet(a,b,el);
	this.ImageList[el]=x;
	if (preload){
		var img = new Image();
		img.src= a;
		img.src= b;
	}
};
ImageSwap.prototype.ImageSet = function(a,b,el){
	this.on = a;
	this.off = b;
	this.el = el;
};	
ImageSwap.prototype.On = function(el,elname){
	el.src = this.ImageList[elname].on;
};
ImageSwap.prototype.Off = function(el,elname){
	el.src = this.ImageList[elname].off;
};
ImageSwap.prototype.AttachEventsSelf = function(el){
	if (this.AlwaysOn != el){
		var x = document.getElementById(el);
		var _this = this;
		var y = function(){_this.On(x,el);};
		var z = function(){_this.Off(x,el);};
		WSU.addEvent(x,'mouseout',z, false);
		WSU.addEvent(x,'mouseover',y, false);	
	}	
};
ImageSwap.prototype.AttachImages = function(){
	for (var el in this.ImageList) {
	  this.AttachEventsSelf(el);	
	}
};