解决ie6 select的title不能显示的问题

function opts(selectObj) {
    if (Browser.ie6 == false) {
        return;
    }
    var optDivs = document.createElement("div");
    optDivs.className = "tbl-container";
    var objTable = document.createElement("table");
    var objTbody = document.createElement("tbody");
    optDivs.style.zIndex = "100";
    objTable.style.zIndex = "100";
    objTable.width = selectObj.style.width;
    objTable.border = "0";
    objTable.padding = "0";
    objTable.cellSpacing = "0";
    objTable.cellPadding = "0";
    objTable.className = "ctl";
    optDivs.innerHTML="<iframe style='width:400px;height:400px;border:medium none;margin:0px;padding:0px' name='Login' id='Login' marginwidth='0' marginheight='0' scrolling='no' frameborder='0' > </iframe>"; 
    var e = selectObj;
    //var absTop = e.offsetTop+2;
    var absTop = e.offsetTop-15;
  //  var absLeft = e.offsetLeft-1;
    var absLeft = e.offsetLeft+80;
    var absWidth = e.offsetWidth;
    var absHeight = e.offsetHeight;
    while (e = e.offsetParent) {
        absTop += (e.offsetTop + 0.3); 
        absLeft += e.offsetLeft;
    } with (objTable.style) {
        position = "absolute";
         top = 0;