var maxArtists;

function changeImg (picobj,action) {
	var suffix;
	var fullpath = picobj.src;
	
	var path = fullpath.substring( 0,fullpath.lastIndexOf('/')+1 );
	
	var filename = fullpath.substring( fullpath.lastIndexOf('/')+1,fullpath.lastIndexOf('.') );
	var filetype = fullpath.substring( fullpath.lastIndexOf('.'),fullpath.length );
	
	var filenameBlank = filename.substring(0,filename.lastIndexOf('_'));
	
	if(action=="over")
		suffix="_on";
	else
		suffix = "_off";
		
	picobj.src = path+filenameBlank+suffix+filetype;
}

function showArtsByArtist( artistId ) {
	document.location.href="arts.php?artistId="+artistId;
}

function popup( imgname, width, height ) {
	var win = window.open('popup.php?img='+imgname,'img','menubar=no,left=20,top=10,scrollbars=yes,toolbar=no,status=no, width='+ parseInt(width*1.1) +',height='+parseInt(height*1.1));
}