function over(id){
		targetElement = document.getElementById(id);
		targetElement.style.background = 'url("jp/bg_top1.gif")';
		
		targetElement = document.getElementById('s'+id);
		targetElement.style.background = 'url("jp/strelka2.gif")';
		
	}
	function out(id){
		targetElement = document.getElementById(id);
		targetElement.style.background = 'none';
		
		targetElement = document.getElementById('s'+id);
		targetElement.style.background = 'url("jp/strelka1.gif")';
		
	}