gistfile1.js

javascript: var s;
/*Figure out the selected text*/
if ( window.getSelection ) {
    s = window.getSelection();
} else if ( document.getSelection ) {
    s = document.getSelection();
} else {
    s = document.selection.createRange().text;
}
/*If there isn't any text selected, get user input*/
if ( s == '' ) {
    s = prompt('QuickAdd');
}
var re = RegExp( '[AaPp][Mm]' );
if ( encodeURIComponent(s).match(re) ) {
} else {
        var d = new Date();
        var hr = d.getHours();
        var min = d.getMinutes();
        if (min < 10) {
                min = "0" + min;
        }
    s = s + " " + hr + ":" + min; /*if there isn't an AM or PM in the text, add the default current time*/
}
void(
/*open a new window with this information in the Google Calendar event creation page.*/
    window.open(
        encodeURI('http://www.google.com/calendar/event?ctext='+s+'&action=TEMPLATE&pprop=HowCreated:QUICKADD'),
        'addwindow',
        'status=no,toolbar=no,width=520,height=470,resizable=yes'
    )
);