﻿function FixWidth(selectObj) {
    var newSelectObj = document.createElement("select");
    newSelectObj = selectObj.cloneNode(true);
    newSelectObj.selectedIndex = selectObj.selectedIndex;
    newSelectObj.id = "newSelectObj";

    var e = selectObj;
    var absTop = e.offsetTop;
    var absLeft = e.offsetLeft;
    while (e = e.offsetParent) {
        absTop += e.offsetTop;
        absLeft += e.offsetLeft;
    }
    with (newSelectObj.style) {
        position = "absolute";
        top = absTop + "px";
        left = absLeft + "px";
        width = "auto";
    }

    var rollback = function() { RollbackWidth(selectObj, newSelectObj); };
    if (window.addEventListener) {
        newSelectObj.addEventListener("blur", rollback, false);
        newSelectObj.addEventListener("change", rollback, false);
    }
    else {
        newSelectObj.attachEvent("onblur", rollback);
        newSelectObj.attachEvent("onchange", rollback);
    }

    selectObj.style.visibility = "hidden";
    document.body.appendChild(newSelectObj);

    var newDiv = document.createElement("div");
    with (newDiv.style) {
        position = "absolute";
        top = (absTop - 10) + "px";
        left = (absLeft - 10) + "px";
        width = newSelectObj.offsetWidth + 20;
        height = newSelectObj.offsetHeight + 20; ;
        background = "transparent";
        //background = "green";
    }
    document.body.appendChild(newDiv);
    newSelectObj.focus();
    var enterSel = "false";
    var enter = function() { enterSel = enterSelect(); };
    newSelectObj.onmouseover = enter;

    var leavDiv = "false";
    var leave = function() { leavDiv = leaveNewDiv(selectObj, newSelectObj, newDiv, enterSel); };
    newDiv.onmouseleave = leave;
}
function RollbackWidth(selectObj, newSelectObj) {
    selectObj.selectedIndex = newSelectObj.selectedIndex;
    selectObj.style.visibility = "visible";
    if (document.getElementById("newSelectObj") != null) {
        document.body.removeChild(newSelectObj);
    }
}
function removeNewDiv(newDiv) {
    document.body.removeChild(newDiv);
}
function enterSelect() {
    return "true";
}
function leaveNewDiv(selectObj, newSelectObj, newDiv, enterSel) {
    if (enterSel == "true") {
        RollbackWidth(selectObj, newSelectObj);
        removeNewDiv(newDiv);
    }
}
