Model.prototype.open = function(event){
var user = this.comp("User");
var Uname = $.trim(this.comp("nameinput").val());
var Upwd = $.trim(this.comp("pwdinput").val());
user.clear();
user.filters.setVar("nameinput",Uname);
user.filters.setVar("pwdInput",Upwd);
user.refreshData();