var menuids=new Array("verticalmenu") //Enter id(s) of UL menus, separated by commas
var submenuoffset=-2 //Offset of submenus from main menu. Default is -2 pixels.

function createcssmenu(){
for (var i=0; i<menuids.length; i++){
  var ultags=document.getElementById(menuids[i]).getElementsByTagName("ul")
    for (var t=0; t<ultags.length; t++){
    ultags[t].parentNode.onmouseover=function(){
    this.getElementsByTagName("ul")[0].style.left=this.parentNode.offsetWidth+submenuoffset+"px"
    this.getElementsByTagName("ul")[0].style.display="block"
    }
    ultags[t].parentNode.onmouseout=function(){
    this.getElementsByTagName("ul")[0].style.display="none"
    }
    }
  }
}


if (window.addEventListener)
window.addEventListener("load", createcssmenu, false)
else if (window.attachEvent)
window.attachEvent("onload", createcssmenu)

<!--
if (document.images)
{
  pic1= new Image(0,0); 
  pic1.src="images/m-his-h.png"; 
  pic2= new Image(0,0); 
  pic2.src="images/m-fac-h.png"; 
  pic3= new Image(0,0); 
  pic3.src="images/m-qua-h.png"; 
  pic4= new Image(0,0); 
  pic4.src="images/m-sup-h.png"; 
  pic5= new Image(0,0); 
  pic5.src="images/m-rel-h.png"; 
  pic6= new Image(0,0); 
  pic6.src="images/m-wha-h.png";
  pic7= new Image(0,0); 
  pic7.src="images/m-wpr-h.png"; 
  pic8= new Image(0,0); 
  pic8.src="images/m-cab-h.png"; 
  pic9= new Image(0,0); 
  pic9.src="images/m-ele-h.png";
  picA= new Image(0,0); 
  picA.src="images/m-con-h.png"; 
  picB= new Image(0,0); 
  picB.src="images/m-box-h.png"; 
  picC= new Image(0,0); 
  picC.src="images/m-brd-h.png";
  picD= new Image(0,0); 
  picD.src="images/m-kit-h.png"; 
  picE= new Image(0,0); 
  picE.src="images/m-des-h.png"; 
  picF= new Image(0,0); 
  picF.src="images/m-cir-h.png";
  picG= new Image(0,0); 
  picG.src="images/m-cont-h.png"; 
}
//-->