function openWindowSlim(url, width, height, scrollbars)
{
    var winl = (screen.width - width) / 2;
    var wint = (screen.height - height) / 2;
    
    if (scrollbars) scrollbars = 'yes';
    else scrollbars = 'no'
    
    winprops = 'height='+height+',width='+width+',top='+wint+',left='+winl+',scrollbars='+scrollbars+',resizable';

    var win = window.open(url, 'task_window', winprops)
    if (parseInt(navigator.appVersion) >= 4) win.window.focus(); 
    return win;
}

var iconTable = new Class({
    initialize: function(table, links){
        table.getElements('td').each(function(element) {
            if (links[element.getProperty('id')]) {
                if (links[element.getProperty('id')]['active']) {
                    element.addEvent('mouseenter', function() {
                        this.addClass('icon_table_hover');
                    });
                    element.addEvent('mouseleave', function() {
                        this.removeClass('icon_table_hover');
                    });
                }
                else {
                    element.addClass('inactive');
                }
                
                element.addEvent('click', function(){
                    window.location = links[element.getProperty('id')]['url'];
                });
            }
            
        });
    }
});

function sendEmail(url, address) {
    email = prompt('Email Address to send to', address);
    if (email)
        document.location=url+"/mode/email/" + escape(email);
}

function generate_address(username, txt) {
    var atsign = "@";
    var hostname = "bluedogtraining.com.au";
    var addr = username + atsign + hostname;
    if (txt.lenght==0) txt = addr;
        document.write('<' + 'a' + ' ' + 'href=\"' + 'mail' + 'to:' + addr + '\">' + txt + '</a>');
}



function remember (uct)
{   
    new Request({
        'url': '/user/usercoursetaskfacts/create',
        'data': { 'uct': uct, 'facts': browserDetails() }
    }).send();
}