function jumpScroll() {
   	window.scroll(0,170); // horizontal and vertical scroll targets
}

// Pre Load Images

function loadThumb() {

    image1 = new Image();
    image1.src = 'images/disco-icon2.png';

    image2 = new Image();
    image2.src = 'images/karaoke-icon.gif';

    image3 = new Image();
    image3.src = 'images/events-icon.gif';

    image4 = new Image();
    image4.src = 'images/contact-icon2.gif';
    
    image5 = new Image();
    image5.src = 'images/gallery-icon2.gif';    
      
    image6 = new Image();
    image6.src = 'images/disco-icon.png';

    image7 = new Image();
    image7.src = 'images/karaoke-icon2.gif';

    image8 = new Image();
    image8.src = 'images/events-icon2.gif';

    image9 = new Image();
    image9.src = 'images/contact-icon.gif';
    
    image10 = new Image();
    image10.src = 'images/gallery-icon.gif'; 
    
    image11 = new Image();
    image11.src = 'images/music-icon.gif';     
    
}

// Check Email Format //
function isEmailAddress (string) {
            var addressPattern = /^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/;
            return addressPattern.test(string);
}

// Check Enquiry Form (non-corporate)

function check_enq(a){

            var msg = "";

            if(a.fullname.value==""){
                msg += "Full Name\n";
            }
            
            if(a.phone.value==""){
                msg += "Telephone\n";
            }               

            if(a.email.value==""){
                msg += "Email\n";
            }
            else{
                if (!isEmailAddress(a.email.value)) {
                    msg += "Invalid Email Address\n";
                }
            }                      
            
            if(a.pref.value==""){
                msg += "Preferred Contact Time\n";
            }              

            if(a.service.value==""){
                msg += "Service Required\n";
            }   

            if(a.func_type.value==""){
                msg += "Type of Function\n";
            }
            
            if(a.func_date.value==""){
                msg += "Date of Function\n";
            }            
            
            if(msg != ""){
                alert("Please complete the following...\n\n" + msg);
                return false;
            }
            else{
                return true;
            }

}

// show music menu
function showMusicMenu(ok){
    if(ok){document.getElementById('music_menu').style.display = 'block';}
    else{document.getElementById('music_menu').style.display = 'none';}
}