//固定メニュー ガクガク版
document.write('<div id="fixmenu" style="position:absolute; top:10px; left:0px; z-index:-1; width:100%; text-align:right;">');
document.write('<img src="http://www.mk2han.com/data/comon/fixmenu.gif" alt="" width="60" height="550" border="0" />');
document.write('</div>');

settop = 0;//上から何ピクセルか
function move(){
if(document.compatMode == 'CSS1Compat'){
toppx = document.documentElement.scrollTop + settop;
document.getElementById("fixmenu").style.top = toppx+"px";

}else if(document.all){
toppx = document.body.scrollTop + settop;
document.all("fixmenu").style.pixelTop= toppx;

}else{
toppx = pageYOffset + settop;
document.getElementById("fixmenu").style.top = toppx+"px";
}}
onscroll = move;