function frmBuyNow(theURL, Quantity) {

    //alert(theURL);
    //alert(Quantity);

    if (Quantity == null || Quantity == "") { //equal null
        alert("Please select the quantity you would to purchase.")
        return (false);
    }
    else {
        //var theURL = "https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick";
        //theURL += "&hosted_button_id=" + ID;
        theURL += "&quantity=" + Quantity;
        window.open(theURL);
    }
}

window.addEvent('load',function(){
	gn_init();
});

function navInit() {
	gn_init();
}
// prepares the regular version of the global navigation with full functionality
function gn_init() {
	
	var gonogo=true;
	var use_ishim=false;
	var active_ishim=null;
	
	if (navigator.appVersion.indexOf("MSIE")!=-1){
	try
	{
		document.execCommand("BackgroundImageCache", false, true); 
	}
	catch(err)
	{
	}
	var temp=navigator.appVersion.split("MSIE")
	var version=parseFloat(temp[1])
		if (version<=5.9)
		{
			gonogo=false;
		}
		if (version>=6 && version<7)
		{
			use_ishim=true;
			$('gn').insertAdjacentHTML('beforeEnd', '<iframe src="" id="gn_ishim" frameborder="0" scrolling="0" style="position:absolute;top:0;left:0;width:0;height:0;display:none;z-index:498;filter:progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0);"></iframe>');
			var gn = $('gn');
			var lis = $ES('li',gn);
			lis.each(function(li) {
				var lnk = li.getFirst();
				lnk.style.height='1%';
			});
		}
	}
	
	function gn_ishim(show,d_2)
	{
		var ishim = $('gn_ishim');
		if(show==true && use_ishim==true)
		{	
			ishim.style.display = 'block';
			var d_2_pos = d_2.getCoordinates();
			ishim.style.width = d_2_pos.width;
			ishim.style.height = d_2_pos.height;
			ishim.style.top = d_2_pos.top;
			ishim.style.left = d_2_pos.left;
		}
		
		if (active_ishim==d_2 && show==false && use_ishim==true)
		{
			ishim.style.display = 'none';
		}
		active_ishim=d_2;
	}

	var objects = document.getElementsByTagName('OBJECT');
	var embeds = document.getElementsByTagName('EMBED');
			
	if (((objects.length >= 1) || (embeds.length >= 1)) && (navigator.appVersion.indexOf('Mac')!=-1))
	{
		gonogo=false;
	}

	if (gonogo==true)
	{
		if (typeof gnCategory!='undefined')
		{
			var t = 0;
			var g = gnCategory*1;
			var headers = $$('#gn h2');
			headers.each(function(header) {
				if (g==t)
				{
					var a = $E('a',header);
					a.addClass('gn_selected');
				}
				t++;
			});
		}

		var headers = $$('#gn h2');
		headers.each(function(header) {

		    var a_1 = $E('a', header);
		    var d_2 = header.getNext();
		    var u_2 = $E('ul', d_2);
		    var l_2s = u_2.getChildren();
		    var u_3s = $ES('ul', u_2);

		    if (header.className == 'gn_right') {
		        var gn_right = true;
		        u_2.setStyle('float', 'right');
		    }
		    else {
		        var gn_right = false;
		    }

		    d_2.setStyle('opacity', '0.1');

		    function d_2_show(a_1, d_2) {
		        var a_1_pos = a_1.getCoordinates();
		        var h = a_1_pos.height;
		        var w = a_1_pos.width;
		        var l = a_1_pos.left;
		        var t = a_1_pos.top;

		        var gn = $('gn');
		        var d_2_cs = $ES('div.gn_dd', gn);
		        d_2_cs.each(function(d_2_c) {
		            if (d_2_c.style.zIndex = '500') {
		                var h_c = d_2_c.getPrevious();
		                var a_1_c = $E('a', h_c);
		                d_2_hide(a_1_c, d_2_c);
		            }
		        });

		        d_2.setStyle('top', (t + h));
		        if (gn_right == true) {
		            d_2.setStyle('left', l + w - 180);
		        }
		        else {
		            d_2.setStyle('left', l);
		        }
		        d_2.setStyle('z-index', '500');
		        a_1.addClass('gn_active');
		        gn_ishim(true, d_2);
		    }

		    function d_2_hide(a_1, d_2) {
		        d_2.setStyle('margin-left', '0');
		        d_2.setStyle('width', '180px');
		        d_2.setStyle('height', 'auto');
		        d_2.setStyle('left', '-1000em');
		        d_2.setStyle('z-index', '499');
		        a_1.removeClass('gn_active');
		        gn_ishim(false, d_2);
		    }

		    a_1.addEvents({

		        'focus': function() {
		            d_2_show(a_1, d_2);
		            d_2.setStyle('opacity', '0.98');
		        },

		        'blur': function() {
		            d_2_hide(a_1, d_2);
		        },

		        'keydown': function(event) {
		            event = new Event(event);
		            if (event.key == 'down') {
		                u_2.getFirst().getFirst().focus();
		            }
		            else if (event.key == 'left' && header.getPrevious()) {
		                $E('a', header.getPrevious().getPrevious()).focus();
		            }
		            else if (event.key == 'right' && header.getNext().getNext()) {
		                $E('a', header.getNext().getNext()).focus();
		            }
		        }
		    });

		    var reveal = new Fx.Styles(d_2, {
		        duration: 300,
		        transition: Fx.Transitions.Quad.easeIn,
		        fps: 30
		    });

		    reveal.addEvent('onStart', function() {
		        d_2_show(a_1, d_2);
		    });

		    var repeal = new Fx.Styles(d_2, {
		        duration: 300,
		        transition: Fx.Transitions.Quad.easeOut,
		        fps: 30
		    });

		    repeal.addEvent('onStart', function() {
		        d_2.setStyle('z-index', '499');
		        a_1.removeClass('gn_active');
		        gn_fo(a_1);
		    });

		    repeal.addEvent('onComplete', function() {
		        d_2_hide(a_1, d_2);
		    });

		    a_1.addEvent('mouseenter', function(event) {
		        var rt = event.relatedTarget;
		        while (rt && rt != d_2 && rt.nodeName != 'BODY')
		            rt = rt.parentNode
		        if (rt == d_2) return;

		        repeal.stop();
		        d_2.setStyle('opacity', '0.1');
		        reveal.start({
		            'opacity': [0.1, 0.98]
		        });
		    });

		    a_1.addEvent('mouseleave', function(event) {
		        var rt = event.relatedTarget;
		        while (rt && rt != d_2 && rt.nodeName != 'BODY')
		            rt = rt.parentNode
		        if (rt == d_2) return;

		        reveal.stop();
		        repeal.start({
		            'opacity': [0.98, 0.1]
		        });
		    });

		    d_2.addEvent('mouseleave', function(event) {
		        var rt = event.relatedTarget;
		        while (rt && rt != a_1 && rt.nodeName != 'BODY')
		            rt = rt.parentNode
		        if (rt == a_1) return;

		        reveal.stop();
		        repeal.start({
		            'opacity': [0.98, 0.1]
		        });
		    });

		    l_2s.each(function(l_2) {

		        var a_2 = l_2.getFirst();

		        var rollover = new Fx.Styles(a_2, {
		            duration: 300,
		            transition: Fx.Transitions.Quad.easeOut,
		            fps: 30,
		            wait: false
		        });

		        var rolloff = new Fx.Styles(a_2, {
		            duration: 300,
		            transition: Fx.Transitions.linear,
		            fps: 30,
		            wait: false
		        });

		        var gn_foto;

		        if (a_2) {

		            a_2.addEvents({

		                'mouseenter': function() {
		                    gn_foto = gn_fo.delay(300, gn_fo, a_2);
		                    rollover.stop();
		                    rollover.start({
		                        'background-color': '#005596'
		                    });
		                },

		                'mouseleave': function(event) {
		                    $clear(gn_foto);
		                    if (!(a_2.hasClass('gn_out'))) {
		                        rollover.stop();
		                        rolloff.start({
		                            'background-color': '#d9e5ef'
		                        });
		                    }
		                },

		                'focus': function() {
		                    d_2_show(a_1, d_2);
		                    a_2.setStyle('background-color', '#005596');
		                    d_2.setStyle('opacity', '0.98');
		                },

		                'blur': function() {
		                    d_2_hide(a_1, d_2);
		                    a_2.setStyle('background-color', '#005596');
		                },

		                'keydown': function(event) {
		                    event = new Event(event);
		                    if (event.key == 'up' && l_2.getPrevious()) {
		                        l_2.getPrevious().getFirst().focus();
		                    }
		                    else if (event.key == 'up' && !(l_2.getPrevious())) {
		                        a_1.focus();
		                    }
		                    else if (event.key == 'down' && l_2.getNext()) {
		                        l_2.getNext().getFirst().focus();
		                    }
		                    else if (event.key == 'left' && header.getPrevious()) {
		                        $E('a', header.getPrevious().getPrevious()).focus();
		                    }
		                    else if (event.key == 'right' && header.getNext().getNext()) {
		                        $E('a', header.getNext().getNext()).focus();
		                    }
		                }
		            });
		        }
		    });

		    function gn_fo(a_2) {

		        var u_2_h = u_2.getCoordinates().height;

		        u_3s.each(function(u_3) {

		            if (u_3.style.left == 'auto' && u_3 != a_2.getNext()) {
		                var flyin = new Fx.Styles(u_3, {
		                    duration: 300,
		                    transition: Fx.Transitions.linear,
		                    fps: 30
		                });

		                flyin.addEvent('onStart', function() {
		                    u_3.getPrevious().removeClass('gn_out');
		                });

		                flyin.addEvent('onComplete', function() {
		                    u_3.setStyle('left', '-1000em');
		                    u_3.setStyle('height', 'auto');
		                    if (!(a_2.getNext())) {
		                        d_2.setStyle('margin-left', '0');
		                        d_2.setStyle('width', '180px');
		                        d_2.setStyle('height', 'auto');
		                        gn_ishim(true, d_2);
		                    }
		                });

		                var u_3_h = u_3.getCoordinates().height;

		                if (gn_right == true) {
		                    flyin.start({
		                        'width': [180, 0],
		                        'height': [u_3_h, 0],
		                        'opacity': [0.98, 0],
		                        'margin-left': [-180, 0]
		                    })
		                }
		                else {
		                    flyin.start({
		                        'width': [180, 0],
		                        'height': [u_3_h, 0],
		                        'opacity': [0.98, 0]
		                    })
		                }

		                var rollover = new Fx.Styles(u_3.getPrevious(), {
		                    duration: 300,
		                    transition: Fx.Transitions.linear,
		                    fps: 30,
		                    wait: false
		                });

		                rollover.start({
		                    'background-color': '#005596'
		                });
		            }

		            if (u_3 == a_2.getNext() && u_3.style.left != 'auto') {
		                var u_3_h = u_3.getCoordinates().height;

		                var flyout = new Fx.Styles(u_3, {
		                    duration: 300,
		                    transition: Fx.Transitions.linear,
		                    fps: 30
		                });

		                flyout.addEvent('onStart', function() {
		                    a_2.addClass('gn_out');
		                    u_3.setStyle('left', 'auto');
		                    d_2.setStyle('width', '360px');
		                    if (gn_right == true) {
		                        d_2.setStyle('margin-left', '-180px');
		                    }
		                    if (u_3_h > u_2_h) {
		                        d_2.setStyle('height', u_3_h + 30);
		                    }
		                    else {
		                        d_2.setStyle('height', 'auto');
		                        var d_2_h = d_2.getCoordinates().height;
		                        d_2.setStyle('height', d_2_h + 30);
		                    }
		                    gn_ishim(true, d_2);
		                });

		                if (gn_right == true) {
		                    flyout.start({
		                        'width': [0, 180],
		                        'height': [0, u_3_h],
		                        'opacity': [0, 0.98],
		                        'margin-left': [0, -180]
		                    })
		                }
		                else {
		                    flyout.start({
		                        'width': [0, 180],
		                        'height': [0, u_3_h],
		                        'opacity': [0, 0.98]
		                    })
		                }
		            }
		        })
		    }
		});
	}
}