下拉透明菜单

<script language="JavaScript">
var mmenus    = new Array();
var misShow   = new Boolean();
misShow=false;
var misdown   = new Boolean();
misdown=false;
var mnumberofsub=0;
var musestatus=false;
var mpopTimer = 0;
mmenucolor='#89CB10';mfontcolor='MenuText';mmenuoutcolor='#ADEF34';mmenuincolor='#B5E74E';mmenuoutbordercolor='#ECFA3A';mmenuinbordercolor='#5A2614';mmidoutcolor='#A9DA1D';mmidincolor='#799310';mmenuovercolor='#004080';mitemedge='0';msubedge='1';mmenuunitwidth=66;mmenuitemwidth=140;mmenuheight=25;mmenuwidth='100%';mmenuadjust=0;mmenuadjustV=0;mfonts='font-family: 宋体; font-size: 9pt; color: MenuText; ';mcursor='hand';
var swipeSteps = 4;
var swipemsec = 25;
var swipeArray = new Array();
function swipe(el, dir, steps, msec) {
 if (steps == null) steps = swipeSteps;
 if (msec == null) msec = swipemsec;
 if (el.swipeIndex == null)
  el.swipeIndex = swipeArray.length;
 if (el.swipeTimer != null)
  window.clearTimeout(el.swipeTimer);
 swipeArray[el.swipeIndex] = el;
 el.style.clip = "rect(-99999, 99999, 99999, -99999)";
 if (el.swipeCounter == null || el.swipeCounter == 0) {
  el.orgLeft  = el.offsetLeft;
  el.orgTop  = el.offsetTop;
  el.orgWidth = el.offsetWidth;
  el.orgHeight  = el.offsetHeight;
 }
 el.swipeCounter = steps;
 el.style.clip = "rect(0,0,0,0)";
 window.setTimeout("repeat(" + dir + "," + el.swipeIndex + "," + steps + "," + msec + ")", msec);
}
function repeat(dir, index, steps, msec) {
 el = swipeArray[index];
 var left   = el.orgLeft;
 var top    = el.orgTop;
 var width  = el.orgWidth;
 var height = el.orgHeight;
 if (el.swipeCounter == 0) {
  el.style.clip = "rect(-99999, 99999, 99999, -99999)";
  return;
 }
 else {
  el.swipeCounter--;
  el.style.visibility = "visible";
  switch (dir) {
   case 2:
    el.style.clip = "rect(" + height*el.swipeCounter/steps + "," + width + "," + height + "," + 0 + ")";
    el.style.top  = top - height*el.swipeCounter/steps;
    break;
   case 8:
    el.style.clip = "rect(" + 0 + "," + width + "," + height*(steps-el.swipeCounter)/steps + "," + 0 + ")";
    el.style.top  = top + height*el.swipeCounter/steps;
    break;
   case 6:
    el.style.clip = "rect(" + 0 + "," + width + "," + height + "," + width*(el.swipeCounter)/steps + ")";
    el.style.left  = left - width*el.swipeCounter/steps;
    break;
   case 4:
    el.style.clip = "rect(" + 0 + "," + width*(swipeSteps - el.swipeCounter)/steps + "," + height + "," + 0 + ")";
    el.style.left  = left + width*el.swipeCounter/steps;
    break;
  }
 
  el.swipeTimer = window.setTimeout("repeat(" + dir + "," + index + "," + steps + "," + msec + ")", msec);
 }
}
var mtmpleft="";
var mtmptop="";
function hideSwipe(el) {
 window.clearTimeout(el.swipeTimer);
 el.style.visibility = "hidden";
 el.style.clip = "rect(-99999, 99999, 99999, -99999)";
 el.swipeCounter = 0;
 if(mtmpleft!="")el.style.left = mtmpleft;
 if(mtmptop!="")el.style.top = mtmptop;
}

function stoperror(){
return true;
}
window.onerror=stoperror;
function mpopOut() {
mpopTimer = setTimeout('mallhide()', 500);
}
function getReal(el, type, value) {
 temp = el;
 while (