IE Select Element Fix, jQuery

jQuery.expand_select.js

/*
   How to use ?
   Easy ! just apply the method to your forms :
   $('form').expand_select();
*/
$.fn.expand_select = function () {
    if (!$.browser.msie) return;
    
    var s = $(this),
    expand = function()
    {
        var currentWidth = parseInt($(this).css("width"));
        $(this)
            .data("origWidth", parseInt($(this).css("width")))
            .css({
                "width" : "auto",
                'position' : 'absolute'
            })
            .parent()
                .css('position', 'relative');


        if( parseInt($(this).width()) < currentWidth )
        {
            $(this).css('width', $(this).data('origWidth'))
        }
    }, 
    contract = function()
    {
        if (!this.noHide)
        {
            $(this)
                .css({
                    position:'static',
                    width : $(this).data('origWidth')
                })
                .parent()
                    .css('position', 'static');
        }
    },
    focus    = function(){ this.noHide = true },
    blur     = function(){ this.noHide = false; contract.call(this) };
    
    s.delegate('select', 'mouseenter mouseout focus click blur change', function(e) {
        switch (e.type) {
            case 'mouseenter': expand.call(this); break;
            case 'mouseout': contract.call(this); break;
            case 'focus': focus.call(this); break;
            case 'click': focus.call(this); break;
            case 'blur': blur.call(this); break;
            case 'change': blur.call(this); break;
        }
    });
}