var launchOnReady = false;
function loadAjaxFile(element_id,url, callback) {
    var rvar = Math.random()*Math.random()+Math.random()-Math.random();
    $("#"+element_id).load(url+"?rvar="+rvar,null,callback);
}
function getAjaxResponse(element_id,url, param,callback) {
    if(!param) param = new Object();
    param.rvar = Math.random()*Math.random()+Math.random()-Math.random();
    $.post(url,param,function(response) {
        if(element_id) $("#"+element_id).html(response);
        else callback(response);
    });
}
function thickHtml(title, url, width, height) {
    if(url.indexOf("?") > -1) url += "&";
    else url += "?";
    tb_show(title, url+"rvar="+Math.random()*Math.random()+"&width="+width+"&height="+height);
}
function openInIframe(title,url,width,height) {
    var has_variables = url.indexOf("?") > -1;
    if(has_variables) url += "&TB_iframe=1";
    else url += "?TB_iframe=1";
    url += "&rvar="+Math.random();
    tb_show(title,url+"&width="+width+"&height="+height);
}
function checkEnterKey(e,callback) {
    if(enterPressed(e)) if(callback) callback();   
}