var getUrlParam = function(url, selectedParamName) {
var urlParamStart = url.indexOf("?");
if (urlParamStart == -1) return "";
var urlParamEnd = url.indexOf("#", urlParamStart);
if (urlParamEnd == -1) urlParamEnd = url.length;
var paramArray = url.substring(urlParamStart + 1, urlParamEnd).split("&");
for (var i = 0; i < paramArray.length; i++) {
var curParamValueStart = paramArray[i].indexOf("=");
if (curParamValueStart != -1) {
var curParamName = paramArray[i].substring(0, curParamValueStart);
var curParamValue = paramArray[i].substring(curParamValueStart + 1);
if (curParamName == selectedParamName) {
return curParamValue;
};
};
};
return "";
};getVidID = function(YTurl) { return getUrlParam(YTurl, "v"); };