but1_on=new Image();
but1_on.src='images/index/menu/but1h.gif';
but1_off=new Image();
but1_off.src='images/index/menu/but1.gif';

but2_on=new Image();
but2_on.src='images/index/menu/but2h.gif';
but2_off=new Image();
but2_off.src='images/index/menu/but2.gif';

but3_on=new Image();
but3_on.src='images/index/menu/but3h.gif';
but3_off=new Image();
but3_off.src='images/index/menu/but3.gif';

but4_on=new Image();
but4_on.src='images/index/menu/but4h.gif';
but4_off=new Image();
but4_off.src='images/index/menu/but4.gif';

but5_on=new Image();
but5_on.src='images/inner/topmenu/but1h.gif';
but5_off=new Image();
but5_off.src='images/inner/topmenu/but1.gif';

but6_on=new Image();
but6_on.src='images/inner/topmenu/but2h.gif';
but6_off=new Image();
but6_off.src='images/inner/topmenu/but2.gif';

but7_on=new Image();
but7_on.src='images/inner/topmenu/but3h.gif';
but7_off=new Image();
but7_off.src='images/inner/topmenu/but3.gif';

but8_on=new Image();
but8_on.src='images/inner/topmenu/but4h.gif';
but8_off=new Image();
but8_off.src='images/inner/topmenu/but4.gif';

but9_on=new Image();
but9_on.src='images/inner/topmenu/but5h.gif';
but9_off=new Image();
but9_off.src='images/inner/topmenu/but5.gif';


	function chg(img)
	{
		document[img].src=eval(img+"_on.src");
	}
	function rst(img)
	{
		document[img].src=eval(img+'_off.src');
	}