function abt(){
document.getElementById('about').style.display="block";
document.getElementById('aboutmenu').style.display="block";
}
function nabt(){
document.getElementById('about').style.display="none";
document.getElementById('aboutmenu').style.display="none";
}
function ind(){
document.getElementById('home').style.display="block";
}
function nind(){
document.getElementById('home').style.display="none";
}

function evt(){
document.getElementById('event').style.display="block";
document.getElementById('eventmenu').style.display="block";
}
function nevt(){
document.getElementById('event').style.display="none";
document.getElementById('eventmenu').style.display="none";
}
function reg(){
document.getElementById('regist').style.display="block";
}
function nreg(){
document.getElementById('regist').style.display="none";
}
function tell(){
document.getElementById('tell').style.display="block";
}
function ntell(){
document.getElementById('tell').style.display="none";
}
function med(){
document.getElementById('media').style.display="block";
}
function nmed(){
document.getElementById('media').style.display="none";
}
function con(){
document.getElementById('contact').style.display="block";
}
function ncon(){
document.getElementById('contact').style.display="none";
}
function menu1(){
document.getElementById('eventmenu').style.display="block";
}
function nmenu1(){
document.getElementById('eventmenu').style.display="none";
}
function shBuyer(){
document.getElementById('eventmenu').style.display="block";
}
function dshBuyer(){
document.getElementById('eventmenu').style.display="none";
}

function refer(fname)
{
	window.open(fname,"",'width=450,height=330,top=250,left=300');
}
function popup(fname)
	{
		window.open(fname,"",'width=250,height=150,top=250,left=400');
	}
function movepic(img_name,img_src) {
document[img_name].src=img_src;
}