function randimg() { } ;
	 r = new randimg() ; n = 0 
	 r[n++]= '<IMG SRC="images/random/1.jpg" WIDTH="504" HEIGHT="170">' 
	 r[n++]= '<IMG SRC="images/random/2.jpg" WIDTH="504" HEIGHT="170">' 
	 r[n++]= '<IMG SRC="images/random/3.jpg" WIDTH="504" HEIGHT="170">' 
	
	 i=Math.floor(Math.random() * n) ; document.write( r[i] )