Event.observe( window, 'load', initGallery, false)
var f;
var suffix;
var rsuffix;

function  initGallery(){
    f = $$('a .gallery');
	suffix='mid';
	rsuffix='small';
	
}
function showGallery(obj){
    $('dida').innerHTML=f[obj].alt;
	imma=f[obj].src
	curImma=imma.replace(rsuffix,suffix);
    $('mainImg').innerHTML="<img src=\""+curImma+"\" width=\"150\" height=\"113\" alt=\"\"  class=\"gallery\"/>";
}