// Private: buildParamString takes the name/value pairs in the post_params setting object

// and joins them up in to a string formatted "name=value&name=value"

SWFUpload.prototype.buildParamString = function () {

var postParams = this.settings.post_params;

var paramStringPairs = [];

if (typeof(postParams) === "object") {

for (var name in postParams) {

if (postParams.hasOwnProperty(name)) {

if(postParams[name]){

paramStringPairs.push(encodeURIComponent(name.toString()) + "=" + encodeURIComponent(postParams[name].toString()));

}

}

}

}

return paramStringPairs.join("&");

};