mypic=new Object();
mypic[0]=new Image(); mypic[1]=new Image(); mypic[2]=new Image(); mypic[3]=new Image(); mypic[4]=new Image();
mypic[5]=new Image(); mypic[6]=new Image(); mypic[7]=new Image(); mypic[8]=new Image(); mypic[9]=new Image();
mypic[10]=new Image(); mypic[11]=new Image(); mypic[12]=new Image(); mypic[13]=new Image(); mypic[14]=new Image(); 
mypic[15]=new Image();
mypic[0].src="but1a.gif"; mypic[1].src="but1.gif"; mypic[2].src="but2a.gif"; mypic[3].src="but2.gif";
mypic[4].src="but3a.gif"; mypic[5].src="but3.gif"; mypic[6].src="but4a.gif"; mypic[7].src="but4.gif";
mypic[8].src="but5a.gif"; mypic[9].src="but5.gif"; mypic[10].src="but6a.gif"; mypic[11].src="but6.gif";
mypic[12].src="but7a.gif"; mypic[13].src="but7.gif"; mypic[14].src="but8a.gif"; mypic[15].src="but8.gif";

	function imgover1(imgname)
	{imgname.src=mypic[0].src}
	function imgout1(imgname)
	{imgname.src=mypic[1].src}

	function imgover2(imgname)
	{imgname.src=mypic[2].src}
	function imgout2(imgname)
	{imgname.src=mypic[3].src}	
	
	function imgover3(imgname)
	{imgname.src=mypic[4].src}
	function imgout3(imgname)
	{imgname.src=mypic[5].src}
	
	function imgover4(imgname)
	{imgname.src=mypic[6].src}
	function imgout4(imgname)
	{imgname.src=mypic[7].src}	
	
	function imgover5(imgname)
	{imgname.src=mypic[8].src}
	function imgout5(imgname)
	{imgname.src=mypic[9].src}
	
	function imgover6(imgname)
	{imgname.src=mypic[10].src}
	function imgout6(imgname)
	{imgname.src=mypic[11].src}
	
	function imgover7(imgname)
	{imgname.src=mypic[12].src}
	function imgout7(imgname)
	{imgname.src=mypic[13].src}
	
	function imgover8(imgname)
	{imgname.src=mypic[14].src}
	function imgout8(imgname)
	{imgname.src=mypic[15].src}