function ShowOffers() {
    
    var SetOffers = document.getElementById("show_offers").value;
    
    if (SetOffers == "hs") {
        document.getElementById("houses_sale").style.display = "block";
        document.getElementById("houses_rent").style.display = "none";
        document.getElementById("lands_sale").style.display = "none";
    }
    else if (SetOffers == "hr") {
        document.getElementById("houses_sale").style.display = "none";
        document.getElementById("houses_rent").style.display = "block";
        document.getElementById("lands_sale").style.display = "none";
    }
    else if (SetOffers == "ls") {
        document.getElementById("houses_sale").style.display = "none";
        document.getElementById("houses_rent").style.display = "none";
        document.getElementById("lands_sale").style.display = "block";
    }
    
}