Simulate Click

simulateClick.js

                function simulateClick(element) {
                    var evt,
                        oldOnclick = element.onclick;

                    element.onclick = function() {
                        if (typeof oldOnclick === 'function' ) {
                            return oldOnclick.apply(element);                    
                        } 
                        return false; 
                    };

                    if (document.createEvent) {
                        evt = document.createEvent('MouseEvents');
                        evt.initMouseEvent('click', true, true, window,
                            0, 0, 0, 0, 0, false, false, false, false, 0, null);
                        evt.preventDefault(); //stop it redirecting!
                        element.dispatchEvent(evt);
                    }
                    else if (document.createEventObject) {
                        evt = document.createEventObject();
                        evt.returnValue = false; //stop it redirecting!
                        element.fireEvent('onclick', evt);
                    }
                }