function trim(pString)
{
return pString.replace(/(^\s+)|(\s+$)/g, "");
}
function urlSpace(val)
{
    var newVal="";
        while(1==1){
            newVal=val.replace(" ","%20");
            if(newVal==val) break;
            val=newVal;
        }
        return val;
}
////////////////////////////   check data /////
function checkField(fName,fRule){
      if(trim($("#"+fName).attr("value")).search(fRule) != -1){
            return true;
      } else {
            return false;
      }
}