$(document).ready(function(){
    findSubCategories();
});

function findSubCategories() {
    $.post("http://www.homecontractorsdirect.com/ajax2.php", { action: "subcategory", category: $("#category").val() },function(data){$("#txtsubcategory").html(data);});
}

function refreshCaptcha() {
    $.post("http://www.homecontractorsdirect.com/captcha.php", { action: "get" },function(data){$("#cImg").html(data);});
}