img1=new Image(); img1.src="graph/about.png";
img2=new Image(); img2.src="graph/about-ch.png";
img3=new Image(); img3.src="graph/news.png";
img4=new Image(); img4.src="graph/news-ch.png";
img5=new Image(); img5.src="graph/bands.png";
img6=new Image(); img6.src="graph/bands-ch.png";
img7=new Image(); img7.src="graph/media.png";
img8=new Image(); img8.src="graph/media-ch.png";
img9=new Image(); img9.src="graph/bilet.png";
img10=new Image(); img10.src="graph/bilet-ch.png";
img11=new Image(); img11.src="graph/4smi.png";
img12=new Image(); img12.src="graph/4smi-ch.png";    


function viewfest()
{
   f=document.getElementById('fest'); f.style.display='block';
   b=document.getElementById('band'); b.style.display='none';
}   

function viewbands()
{
   f=document.getElementById('fest'); f.style.display='none';
   b=document.getElementById('band'); b.style.display='block';
}