var cssdropdown = {
    disappeardelay: 250,
    enablereveal: [true, 1],
    selectedmenuitem: null,

    dropmenuobj: null, asscmenuitem: null, domsupport: document.all || document.getElementById, standardbody: null, 

iframeshimadded: false, revealtimers: {},

    getposOffset: function(what, offsettype) {
        var totaloffset = (offsettype == "left") ? what.offsetLeft : what.offsetTop;
        var parentEl = what.offsetParent;
        while (parentEl != null) {
            totaloffset = (offsettype == "left") ? totaloffset + parentEl.offsetLeft : totaloffset + parentEl.offsetTop;
            parentEl = parentEl.offsetParent;
        }
        return totaloffset;
    },

    css: function(el, targetclass, action) {
	if (el)
	{
        var needle = new RegExp("(^|\\s+)" + targetclass + "($|\\s+)", "ig")
        if (action == "check")
            return needle.test(el.className)
        else if (action == "remove")
            el.className = el.className.replace(needle, "")
        else if (action == "add" && !needle.test(el.className))
            el.className += " " + targetclass
	}
    },

    showmenu: function(dropmenu, e) {
        if (this.enablereveal[0]) {
            if (!dropmenu._trueheight || dropmenu._trueheight < 10)
                dropmenu._trueheight = dropmenu.offsetHeight
            clearTimeout(this.revealtimers[dropmenu.id])
            dropmenu.style.height = dropmenu._curheight = 0
            dropmenu.style.overflow = "hidden"
            dropmenu.style.visibility = "visible"
            this.revealtimers[dropmenu.id] = setInterval(function() { cssdropdown.revealmenu(dropmenu) }, 10)
        }
        else {
            dropmenu.style.visibility = "visible"
        }

        this.css(this.asscmenuitem, "selected", "add")
    },

    revealmenu: function(dropmenu, dir) {
        var curH = dropmenu._curheight, maxH = dropmenu._trueheight, steps = this.enablereveal[1]
        if (curH < maxH) {
            var newH = Math.min(curH, maxH)
            dropmenu.style.height = newH + "px"
            dropmenu._curheight = newH + Math.round((maxH - newH) / steps) + 1
        }
        else {
            dropmenu.style.height = "auto"
            dropmenu.style.overflow = "hidden"
            clearInterval(this.revealtimers[dropmenu.id])
        }
    },

    clearbrowseredge: function(obj, whichedge) {
        var edgeoffset = 0

        var topedge = document.all && !window.opera ? this.standardbody.scrollTop : window.pageYOffset
        var windowedge = document.all && !window.opera ? this.standardbody.scrollTop + this.standardbody.clientHeight - 15 : 

window.pageYOffset + window.innerHeight - 18
        var dropmenuH = this.dropmenuobj._trueheight
        if (windowedge - this.dropmenuobj.y < dropmenuH) {
            edgeoffset = dropmenuH + obj.offsetHeight
            if ((this.dropmenuobj.y - topedge) < dropmenuH)
                edgeoffset = this.dropmenuobj.y + obj.offsetHeight - topedge
        }

        return edgeoffset
    },

    dropit: function(obj, e, dropmenuID) {
        if (this.dropmenuobj != null)
            this.hidemenu()

        var dropWidth = "";
        var dropLeft = "";
        var dropLineWidth1 = 0;
        var dropLineWidth2 = 0;

        this.clearhidemenu()
        this.dropmenuobj = document.getElementById(dropmenuID)
        this.asscmenuitem = obj

        this.showmenu(this.dropmenuobj, e)

        var agt = navigator.userAgent.toLowerCase();
        var ie = (agt.indexOf("msie") != -1);
	var safari = navigator.userAgent.indexOf("Safari") != -1;
        var firefox = (ie != true);

        // IE - This has the base settings.
        switch (this.dropmenuobj.id) {
            case "dropProducts": dropWidth = "140px"; dropLeft = "312"; dropLineWidth1 = 89; dropLineWidth2 = 54; break;
            case "dropFAA": dropWidth = "176px"; dropLeft = "408"; dropLineWidth1 = 137; dropLineWidth2 = 58; break;
            case "dropInsurance": dropWidth = "181px"; dropLeft = "541"; dropLineWidth1 = 96; dropLineWidth2 = 44; break;
            case "dropClaims": dropWidth = "160px"; dropLeft = "674"; dropLineWidth1 = 67; dropLineWidth2 = 93; break;
            case "dropAboutUs": dropWidth = "130px"; dropLeft = "750"; dropLineWidth1 = 110; dropLineWidth2 = 53; break;
            case "dropAccount": dropWidth = "139px"; dropLeft = "847"; dropLineWidth1 = 125; dropLineWidth2 = 38; break;
        }


	 //Safari
        if (safari) {
            switch (this.dropmenuobj.id) {
                case "dropProducts": dropWidth = "150px"; dropLineWidth1 = dropLineWidth1 - 6 ; dropLineWidth2 = 

dropLineWidth2 + 16; break;
                case "dropFAA": dropWidth = "186px"; dropLineWidth1 = dropLineWidth1 - 18 ; dropLineWidth2 = dropLineWidth2 + 

11 ; break;
                case "dropInsurance": dropWidth = "193px"; dropLineWidth1 = dropLineWidth1 + 26; dropLineWidth2 = 

dropLineWidth2 + 29; break;
                case "dropClaims": dropWidth = "168px"; dropLineWidth1 = dropLineWidth1 + 1; dropLineWidth2 = dropLineWidth2 

+ 10; break;
                case "dropAboutUs": dropWidth = "136px"; dropLineWidth1 = dropLineWidth1 - 20; dropLineWidth2 = 

dropLineWidth2 + 3; break;
                case "dropAccount": dropWidth = "141px"; dropLineWidth1 = dropLineWidth1 - 16; dropLineWidth2 = 

dropLineWidth2 + 2; break;
            }
        }
        //Firefox
	else if (firefox) {
            switch (this.dropmenuobj.id) {
                case "dropProducts": dropWidth = "150px"; dropLineWidth1 = dropLineWidth1 - 2 ; dropLineWidth2 = 

dropLineWidth2 + 11; break;
                case "dropFAA": dropWidth = "186px"; dropLineWidth1 = dropLineWidth1 - 11 ; dropLineWidth2 = dropLineWidth2 + 

7 ; break;
                case "dropInsurance": dropWidth = "193px"; dropLineWidth1 = dropLineWidth1 + 28; dropLineWidth2 = 

dropLineWidth2 + 27; break;
                case "dropClaims": dropWidth = "168px"; dropLineWidth1 = dropLineWidth1 + 2; dropLineWidth2 = dropLineWidth2 

+ 13; break;
                case "dropAboutUs": dropWidth = "136px"; dropLineWidth1 = dropLineWidth1 - 17; dropLineWidth2 = 

dropLineWidth2; break;
                case "dropAccount": dropWidth = "141px"; dropLineWidth1 = dropLineWidth1 - 17; dropLineWidth2 = 

dropLineWidth2 - 2; break;
            }
        }


        this.dropmenuobj.x = this.getposOffset(obj, "left");
        this.dropmenuobj.y = this.getposOffset(obj, "top") - 1;

        this.dropmenuobj.style.left = this.dropmenuobj.x - this.clearbrowseredge(obj, "rightedge") + "px"
        this.dropmenuobj.style.top = this.dropmenuobj.y - this.clearbrowseredge(obj, "bottomedge") + obj.offsetHeight + "px"

        var dropLine = document.getElementById(dropmenuID + "_Line");
        var dropLine1 = document.getElementById(dropmenuID + "_Line1");
        var dropLine2 = document.getElementById(dropmenuID + "_Line2");

        if (dropLine != null) {
            dropLine1.style.width = dropLineWidth1 + "px";
            dropLine2.style.width = dropLineWidth2 + "px";
            dropLine.style.width = dropWidth;
            dropLine.style.display = "block";
        }

        this.dropmenuobj.style.width = dropWidth;
        this.positionshim()
    },

    positionshim: function() {
        if (this.iframeshimadded) {

            if (this.dropmenuobj.style.visibility == "visible") {
                this.shimobject.style.width = this.dropmenuobj.offsetWidth + "px"
                this.shimobject.style.height = this.dropmenuobj._trueheight + "px"
                this.shimobject.style.left = parseInt(this.dropmenuobj.style.left) + "px"
                this.shimobject.style.top = parseInt(this.dropmenuobj.style.top) + "px"
                this.shimobject.style.display = "block"

            }
        }
    },

    hideshim: function() {
        if (this.iframeshimadded)
            this.shimobject.style.display = 'none'
    },

    isContained: function(m, e) {
        var e = window.event || e
        var c = e.relatedTarget || ((e.type == "mouseover") ? e.fromElement : e.toElement)
        while (c && c != m) try { c = c.parentNode } catch (e) { c = m }
        if (c == m)
            return true
        else
            return false
    },

    dynamichide: function(m, e) {
        if (!this.isContained(m, e)) {
            this.delayhidemenu()
        }
    },

    delayhidemenu: function() {
        this.delayhide = setTimeout("cssdropdown.hidemenu()", this.disappeardelay) //hide menu
    },

    hidemenu: function() {
        this.css(this.asscmenuitem, "selected", "remove")
        this.dropmenuobj.style.visibility = 'hidden'
        this.dropmenuobj.style.left = this.dropmenuobj.style.top = "-1000px"
        this.hideshim()
    },

    clearhidemenu: function() {

        if (this.delayhide != "undefined")
            clearTimeout(this.delayhide)
    },

    addEvent: function(target, functionref, tasktype) {
        if (target.addEventListener)
            target.addEventListener(tasktype, functionref, false);
        else if (target.attachEvent)
            target.attachEvent('on' + tasktype, function() { return functionref.call(target, window.event) });
    },

    startnav: function() {
        if (!this.domsupport)
            return
        var selected = null;

        this.standardbody = (document.compatMode == "CSS1Compat") ? document.documentElement : document.body
        for (var ids = 0; ids < arguments.length; ids++) {
            var menuitems = document.getElementById(arguments[ids]).getElementsByTagName("a")

            for (var i = 0; i < menuitems.length; i++) {

                if (menuitems[i].getAttribute("rel")) {
                    var relvalue = menuitems[i].getAttribute("rel")
                    var asscdropdownmenu = document.getElementById(relvalue)
                    this.addEvent(asscdropdownmenu, function() { cssdropdown.clearhidemenu(); }, "mouseover")
                    this.addEvent(asscdropdownmenu, function(e) { cssdropdown.dynamichide(this, e); }, "mouseout")
                    this.addEvent(asscdropdownmenu, function() { cssdropdown.delayhidemenu() }, "click")
                    try {
                        menuitems[i].innerHTML = menuitems[i].innerHTML
                    } catch (e) { }

                    var pageID = -1;
                    switch (menuitems[i].innerHTML) {
                        case "Products": pageID = 211; break;
                        case "Find an Agent": pageID = 213; break;
                        case "Insurance 101": pageID = 223; break;
                        case "Claims": pageID = 208; break;
                        case "About Us": pageID = 207; break;
			case "My Account": pageID = 243; break;
                    }

                    if ((menuitems[i].innerHTML == this.selectedmenuitem) || (this.selectedmenuitem == pageID) || (menuitems[i].innerHTML == pageID)) {
                        this.css(menuitems[i], "preselected", "add");
                        selected = menuitems[i];
                    }

                    this.addEvent(menuitems[i], function(e) {
                        if (!cssdropdown.isContained(this, e)) {
                            var evtobj = window.event || e

                            cssdropdown.dropit(this, evtobj, this.getAttribute("rel"))
                        }

                        // if (selected != null) { cssdropdown.css(selected, "preselected", "remove"); }

                    }, "mouseover")
                    this.addEvent(menuitems[i], function(e) { cssdropdown.dynamichide(this, e); }, "mouseout")
                    this.addEvent(menuitems[i], function() { cssdropdown.delayhidemenu() }, "click")


                }

            }
        }
        if (document.all && !window.XDomainRequest && !this.iframeshimadded) {
            document.write('<IFRAME id="iframeshim" src="about:blank" frameBorder="0" scrolling="no" style="left:0; top:0; position:absolute; display:none;z-index:90;background: transparent; "></IFRAME>')
            this.shimobject = document.getElementById("iframeshim")
            this.shimobject.style.filter = 'progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0)'
            this.iframeshimadded = true
        }
    }

}