function getUrlParams (paramName) {
var reg = new RegExp("[?&]" + paramName + "=([^&]*)[&]?", "i");
var paramVal = window.location.search.match(reg);
return paramVal == null ? "" : decodeURIComponent(paramVal[1]);
}
function getUrlParams (paramName) {
var reg = new RegExp("[?&]" + paramName + "=([^&]*)[&]?", "i");
var paramVal = window.location.search.match(reg);
return paramVal == null ? "" : decodeURIComponent(paramVal[1]);
}