function openLBAWindow() {
window.open("http://www.londonbiennale.org", "LBA"); 
}

function openBritishArtsWindow() {
window.open("http://www.britisharts.co.uk ", "BritishArts"); 
}

function openBritEventsWindow() {
window.open("http://www.britevents.com", "BritishArts"); 
}

function openDMEGSWindow() {
window.open("http://www.dmegs.com", "DMEGS"); 
}