//---- PreLoad

	MenuImg=new Array(12);
	MenuImg[0]= new Image();MenuImg[0].src="/images/side_menu01.gif";
	MenuImg[1]= new Image();MenuImg[1].src="/images/side_menu01on.gif";
	MenuImg[2]= new Image();MenuImg[2].src="/images/side_menu02.gif";
	MenuImg[3]= new Image();MenuImg[3].src="/images/side_menu02on.gif";
	MenuImg[4]= new Image();MenuImg[4].src="/images/side_menu03.gif";
	MenuImg[5]= new Image();MenuImg[5].src="/images/side_menu03on.gif";
	MenuImg[6]= new Image();MenuImg[6].src="/images/side_menu04.gif";
	MenuImg[7]= new Image();MenuImg[7].src="/images/side_menu04on.gif";
	MenuImg[8]= new Image();MenuImg[8].src="/images/side_menu05.gif";
	MenuImg[9]= new Image();MenuImg[9].src="/images/side_menu05on.gif";
	MenuImg[10]= new Image();MenuImg[10].src="/images/side_menu06.gif";
	MenuImg[11]= new Image();MenuImg[11].src="/images/side_menu06on.gif";


//--- switch Images

function changeMenuImg(x, name){
	document.images[name].src=MenuImg[x].src;
}