Button url links not working

Hi All

would someone mind taking a look at this code, I have 6 buttons, for some reason only the first button(my_home) works, can anyone see anything wrong?

many thanks for your help

my_home.addEventListener(MouseEvent.CLICK, myBtnClicked1);

function myBtnClicked1(e:MouseEvent):void {
var url:String = "http://www.weedwarriors.co.uk/";
var request:URLRequest = new URLRequest(url);   
try {
navigateToURL(request, '_self');
} catch (e:Error) {       
trace("Error occurred!");   
}

my_about.addEventListener(MouseEvent.CLICK, myBtnClicked2);
function myBtnClicked2(e:MouseEvent):void {
var url:String = "http://www.weedwarriors.co.uk/about-us";
var request:URLRequest = new URLRequest(url);   
try {
navigateToURL(request, '_self');
} catch (e:Error) {       
trace("Error occurred!"); 
}

my_services.addEventListener(MouseEvent.CLICK, myBtnClicked3);
function myBtnClicked3(e:MouseEvent):void {
var url:String = "http://www.weedwarriors.co.uk/services";
var request:URLRequest = new URLRequest(url);   
try {
navigateToURL(request, '_self');
} catch (e:Error) {       
trace("Error occurred!");  

my_commercial.addEventListener(MouseEvent.CLICK, myBtnClicked4);

function myBtnClicked4(e:MouseEvent):void {
var url:String = "http://www.weedwarriors.co.uk/commercial";
var request:URLRequest = new URLRequest(url);   
try {
navigateToURL(request, '_self');
} catch (e:Error) {       
trace("Error occurred!");   
}

my_portfolio.addEventListener(MouseEvent.CLICK, myBtnClicked5);
function myBtnClicked5(e:MouseEvent):void {
var url:String = "http://www.weedwarriors.co.uk/portfolio";
var request:URLRequest = new URLRequest(url);   
try {
navigateToURL(request, '_self');
} catch (e:Error) {       
trace("Error occurred!"); 
}

my_contact.addEventListener(MouseEvent.CLICK, myBtnClicked6);
function myBtnClicked6(e:MouseEvent):void {
var url:String = "http://www.weedwarriors.co.uk/contact-us";
var request:URLRequest = new URLRequest(url);   
try {
navigateToURL(request, '_self');
} catch (e:Error) {       
trace("Error occurred!");
}
}
}
}
}
}
}
}