$(document).ready(function() {

//on click of subservices list item toggle down the corresponding subservices item

$(".subServices").find("li").hide().end() // Hide all other ULs
.click(function(e) {
    if (this == e.target) {  // if the handler element is where the event originated
        $(this).children('ul.subServicesList.subServiceItem').slideToggle('fast');
    }
});
});