function ProductSortGo(productSortId,productSortName){
    removeRequestUrlParam('ExtendSort');
    setRequestUrlParam('PageIndex',1);
    setRequestUrlParam('ProductSort',productSortId);
    //setRequestUrlParam('ProductSortName',encodeURIComponent(productSortName));
    setRequestUrlParam('ProductSortName',productSortName);
    sendRequest();
}

function ExtendSortGo(extendSortId,productSortName){
    removeRequestUrlParam('ProductSort');
    setRequestUrlParam('PageIndex',1);
    setRequestUrlParam('ExtendSort',extendSortId);
    //setRequestUrlParam('ProductSortName',encodeURIComponent(productSortName));    
    setRequestUrlParam('ProductSortName',productSortName);
    sendRequest();
}

function OriginationPageGo(){
    location.href='?';
}