/*-------------------------------GLOBAL VARIABLES------------------------------------*/

var detect = navigator.userAgent.toLowerCase();
var OS,browser,version,total,thestring;

/*-----------------------------------------------------------------------------------------------*/

//Browser detect script origionally created by Peter Paul Koch at http://www.quirksmode.org/
function getBrowserInfo() {
	if (checkIt('konqueror')) {
		browser = "Konqueror";
		OS = "Linux";
	}
	else if (checkIt('safari')) browser 	= "Safari"
	else if (checkIt('omniweb')) browser 	= "OmniWeb"
	else if (checkIt('opera')) browser 		= "Opera"
	else if (checkIt('webtv')) browser 		= "WebTV";
	else if (checkIt('icab')) browser 		= "iCab"
	else if (checkIt('msie')) browser 		= "Internet Explorer"
	else if (!checkIt('compatible')) {
		browser = "Netscape Navigator"
		version = detect.charAt(8);
	}
	else browser = "An unknown browser";	
	if (!version) version = detect.charAt(place + thestring.length);

	if (!OS) {
		if (checkIt('linux')) OS 		= "Linux";
		else if (checkIt('x11')) OS 	= "Unix";
		else if (checkIt('mac')) OS 	= "Mac"
		else if (checkIt('win')) OS 	= "Windows"
		else OS 								= "an unknown operating system";
	}
}

function checkIt(string) {
	place = detect.indexOf(string) + 1;
	thestring = string;	
	return place;
}

function set_cookie(name, value, exp_y, exp_m, exp_d) {
  var cookie_string = name + "=" + escape(value);
  if (exp_y) {
    var expires = new Date(exp_y, exp_m, exp_d);
    cookie_string += "; expires=" + expires.toGMTString();
  }
    cookie_string += "; path=/";
    cookie_string += "; domain=" + cookieDomain;  
  	document.cookie = cookie_string;
}

function get_cookie (cookie_name) {
  var results = document.cookie.match(cookie_name + '=(.*?)(;|$)');  
  if (results) return (unescape(results[1]));
  else return null;
} 

/*-----------------------------------------------------------------------------------------------*/
Event.observe(window, 'unload', Event.unloadCache, false); 
var lightbox = Class.create();

lightbox.prototype = {

    yPos: 0,
    xPos: 0,

    initialize: function(ctrl) {
        this.content = ctrl.href;
        Event.observe(ctrl, 'click', this.activate.bindAsEventListener(this), false);
        ctrl.onclick = function() { return false; };
    },

    // Turn everything on - mainly the IE fixes
    activate: function() {
        if (browser == 'Internet Explorer') {
            this.getScroll();
            this.prepareIE('100%', 'hidden');
            this.setScroll(0, 0);
            this.hideSelects('hidden');
        }
        this.displayLightbox("block");
    },

    // Ie requires height to 100% and overflow hidden or else you can scroll down past the lightbox
    prepareIE: function(height, overflow) {
        bod = document.getElementsByTagName('body')[0];
        bod.style.height = height;
        bod.style.overflow = overflow;

        htm = document.getElementsByTagName('html')[0];
        htm.style.height = height;
        htm.style.overflow = overflow;
    },

    // In IE, select elements hover on top of the lightbox
    hideSelects: function(visibility) {
        selects = document.getElementsByTagName('select');
        for (i = 0; i < selects.length; i++) {
            selects[i].style.visibility = visibility;
        }
    },

    // Taken from lightbox implementation found at http://www.huddletogether.com/projects/lightbox/
    getScroll: function() {
        if (self.pageYOffset) {
            this.yPos = self.pageYOffset;
        } else if (document.documentElement && document.documentElement.scrollTop) {
            this.yPos = document.documentElement.scrollTop;
        } else if (document.body) {
            this.yPos = document.body.scrollTop;
        }
    },

    setScroll: function(x, y) {
        window.scrollTo(x, y);
    },

    displayLightbox: function(display) {

        var content = '<div class="lbCloseBar"><a href="#" id="btnClose" rel="deactivate" ><img src="http://' + location.host + '/Assets/Images/close.gif" border="0"/></a></div><div>' +
		'<strong>Thank you for visiting Lawyers.com.</strong><br/><br/>' +
		'We value your feedback and would like to ask you <br/>' +
		'some questions about your experience on Lawyers.com.<br/>' +
		'If you select "Yes", a questionnaire will launch in a new window <br/>' +
		'and you can answer the questions at your convenience.<br/><br/>' +
		'</div><div class="lbButtons">Are you willing to answer some questions <br/>about your Lawyers.com experience?<br/><br/><a href="#" id="btnYes" class="lbAction" rel="activator">Yes</a>&nbsp;&nbsp;&nbsp;<a href="#" id="btnNo" class="lbAction" rel="deactivate" >No</a></div>';
        info = '<div id="lbContent">' + content + '</div>';

        $('lightbox').innerHTML = info;

        var startX = YAHOO.util.Dom.getViewportWidth() / 2;
        var endX = startX - 180;
        var startY = YAHOO.util.Dom.getViewportHeight() / 2;
        var endY = startY - 110;

        $('lightbox').style.top = endY + "px";
        $('lightbox').style.left = endX + "px";

        $('lightbox').style.display = display;

        //Actions
        Event.observe($('btnYes'), 'click', this['activator'].bindAsEventListener(this), false);
        $('btnYes').onclick = function() { return false; };
        Event.observe($('btnNo'), 'click', this['deactivate'].bindAsEventListener(this), false);
        $('btnNo').onclick = function() { return false; };
        Event.observe($('btnClose'), 'click', this['deactivate'].bindAsEventListener(this), false);
        $('btnClose').onclick = function() { return false; };


        if (browser == 'Safari') {
            $('lightbox').style.width = "360px";
            $('lightbox').style.height = "220px";

            $('lightbox').className = "done";
        }
        else {
            $('overlay').style.display = display;

            var attributes = { opacity: { from: 0, to: 0.3} };
            var darken = new YAHOO.util.Anim('overlay', attributes, .3);
            darken.animate();

            var wAnim = new YAHOO.util.Anim('lightbox', {
                width: { to: 360 }
            }, 1, YAHOO.util.Easing.easeOut);

            var hAnim = new YAHOO.util.Anim('lightbox', {
                height: { to: 220 }
            }, 1, YAHOO.util.Easing.easeOut);

            hAnim.onComplete.subscribe(
				function() {
				    $('lightbox').className = "done";
				}
			);

            wAnim.onComplete.subscribe(
				function() {
				    hAnim.animate();
				}
			);

            wAnim.animate();
        }
    },

    // Example of creating your own functionality once lightbox is initiated
    deactivate: function() {
        Element.remove($('lbContent'));

        if (browser == "Internet Explorer") {
            this.setScroll(0, this.yPos);
            this.prepareIE("auto", "auto");
            this.hideSelects("visible");
        }
        this.displayLightbox("none");
    },

    activator: function() {
        this.deactivate();
        var newWindow = window.open(surveyURL, '', 'width=700,height=500,left=200,top=200,resizable=1,scrollbars=1');
        newWindow.blur();
        newWindow.focus();
    }

}

/*-----------------------------------------------------------------------------------------------*/

// Onload, make all links that need to trigger a lightbox active
function initialize(){
	if (!document.getElementById('overlay')) {
		addLightboxMarkup();
	}
	lbox = document.getElementsByClassName('lbOn');
	for(i = 0; i < lbox.length; i++) {
		valid = new lightbox(lbox[i]);
	}
}

// Add in markup necessary to make this work. Basically two divs:
// Overlay holds the shadow
// Lightbox is the centered square that the content is put into.
function addLightboxMarkup() {
	bod 				= document.getElementsByTagName('body')[0];
	overlay 			= document.createElement('div');
	overlay.id		= 'overlay';
	lb					= document.createElement('div');
	lb.id				= 'lightbox';
	lb.className 	= 'loading';
	lb.innerHTML	= '<div id="lbLoadMessage">' +
						  '<p>Loading</p>' +
						  '</div>';
	bod.appendChild(overlay);
	bod.appendChild(lb);
}