var _shown;
var _first;
$(document).ready(function(){
    $(".hover_details:gt(0)").hide();
    _first = $(".hover_details:first").attr("id");
    _shown = _first; 
    
    $("#ImageMapctl00_ContentPlaceHolder1_imPlan area").mouseover(
      function () {
        var str = $(this).attr("href")
        var id = str.replace(/property.aspx\?T=(\d+)&.*/, "$1");
        $("#" + _shown).hide();
        $("#" + id).show();
        _shown = id;
      });
    
    $("#details_intro").expander({
        slicePoint:       500,
        widow:            20,
        expandText:       "<img src='images/b_readmore.gif' alt='Read More' class='right'/>",
        expandPrefix:     "",
        userCollapse:     false});

});