qwertypants

function iCheck(func){
    if (!(navigator.userAgent.match(/iPhone/i)) || !(navigator.userAgent.match(/iPod/i)) || !(navigator.userAgent.match(/iPad/i))) {
                func(navigator.userAgent);
    }
}

// Usage        
iCheck(function(agent){
    // You can use a case select statement to 
    // evaluate what actions you want to do

qwertypants

$.fn.numOnly = function() {
    return this.each( function() {
        // backspace(8), dot(.), tab(0) 0-9
        var c = [8, 0, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58];
        if ($(this).attr('type') === 'text') {
            $(this).keypress( function(e) {
                if (c.indexOf(e.which, c) == -1) {
                    e.preventDefault();
                }
            });

qwertypants

// Taken from Google. Is that evil?
var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");